1. So, even under normal situations, the gene flow among the subpopulations is more of an
intermittent trickle than a steady stream.
所以即使在正常条件下，这些亚物种间的基因流动也更像是一条断断续续的细流，而不是一条不停流淌的小溪。
2. When the driver accelerated, the vacuum was insufficient to run the
intermittent mode and the wipers would default to high speed.
当司机加速时，真空不足以运行间歇模式，雨刷将默认为高速。
3. Actual loss will depend upon the particular frequencies to which one is exposed, and whether the sound is continuous or
intermittent.
实际的损失将取决于暴露的特定频率，以及声音是连续的还是间歇的。
4. After three hours of
intermittent rain, the game was abandoned.
雨断断续续地下了3个小时之后，比赛被取消了。
My internet connection is
intermittent, it keeps cutting out every few minutes.
我的网络连接时断时续，每隔几分钟就断一次。
She experiences
intermittent pain in her back, which doctors can't seem to diagnose.
她背痛时有时无，医生一直未能确诊。
The bus service is
intermittent on weekends due to low passenger demand.
周末的公交服务不固定，因为乘客需求不高。
His mood swings are very
intermittent, one moment he's happy, the next he's grumpy.
他的情绪变化无常，一会儿高兴，一会儿烦躁。
The rain comes in
intermittent spurts throughout the day, making it hard to plan outdoor activities.
一天中雨时下时停，很难安排户外活动。
She practices
intermittent fasting as part of her healthy lifestyle routine.
她实行间歇性禁食，作为健康生活方式的一部分。
The electricity supply in this area is
intermittent, causing inconvenience for residents.
这个地区的电力供应不稳定，给居民带来不便。
The athlete alternates between intense training and periods of rest, practicing
intermittent training.
运动员在高强度训练和休息之间交替，进行间歇训练。
The heating system in the old house is
intermittent, causing discomfort during colder days.
老房子的供暖系统时好时坏，在冷天让人不舒服。
The teacher's voice rose and fell
intermittently as she explained the complex math problem.
老师讲解复杂的数学问题时，声音时高时低，断断续续。
Kou Nannan, head of China Research at BloombergNEF, said most new energy sources are intermittent with rapid and random variables, making it difficult to maintain stable and steady power generation, thus posing a threat to steady grid operation.
BloombergNEF中国研究负责人寇楠楠表示，大多数新能源都是间歇性的，具有快速和随机的变量，很难保持发电的稳定和稳定，从而对电网的稳定运行构成威胁。
While power supplies have been assured, a gradual increase in the proportion of renewable energy sources in the power system poses challenges to stability, experts said, adding that their intermittent nature and lack of flexibility need to be addressed.
专家表示，虽然电力供应已经得到保证，但可再生能源在电力系统中的比例逐渐增加，对稳定性构成了挑战，并补充说，需要解决其间歇性和缺乏灵活性的问题。
Stable operation of the grid plays a key role in dealing with the fluctuating output of intermittent energy sources, he said.
他说，电网的稳定运行在应对间歇性能源输出的波动方面发挥着关键作用。
Chris Rudd, deputy vice-chancellor and head of the Singapore campus of Australia's James Cook University, said: "It is widely accepted that decarbonizing utility supplies in the UK is more urgent than ever before and that intermittent green energy sources such as wind, tide and solar are the only realistic future.
澳大利亚詹姆斯·库克大学副校长兼新加坡校区负责人克里斯·拉德表示：“人们普遍认为，英国的公用事业供应脱碳比以往任何时候都更加紧迫，风能、潮汐能和太阳能等间歇性绿色能源是唯一现实的未来。
While China has been actively developing cleaner alternatives like wind, solar and hydropower on a large scale, coal-fired power remains irreplaceable as renewable power like wind and solar is intermittent and not able to continuously generate power.
尽管中国一直在积极大规模开发风能、太阳能和水电等更清洁的替代品，但燃煤发电仍然是不可替代的，因为风能和太阳能等可再生能源是间歇性的，无法持续发电。
The intermittent nature of most renewable energy requires energy storage, the cost of which can negatively affect the return on renewable generation investment, he said.
他说，大多数可再生能源的间歇性需要储能，其成本可能会对可再生能源发电投资的回报产生负面影响。
The Fengning pumped storage facility will operate as a peaking power plant for the safe and stable operation of the Beijing-Tianjin-North Hebei grid while balancing intermittent power supply from large wind and solar parks in northern Hebei and Inner Mongolia, it said.
丰宁抽水蓄能设施将作为调峰发电厂运行，以确保京津冀电网的安全稳定运行，同时平衡河北北部和内蒙古大型风能和太阳能园区的间歇性电力供应。
Ding Rijia, a professor specializing in energy economies at the China University of Mining and Technology in Beijing, said that renewable energy sources such as solar and wind are intermittent and volatile.
北京中国矿业大学能源经济专业教授丁日佳表示，太阳能和风能等可再生能源具有间歇性和波动性。
The companies are likely to increase such capacity because it is critical for grid balance given the massive amounts of additional intermittent power generation, including solar and wind, being commissioned, said Joseph Jacobelli, a senior analyst of Asian utilities at Bloomberg Intelligence.
Especially at nightfall, the ancient city of Nanjing, with a history of around 2,500 years, unveils its remarkable splendor as the intermittent sound of paddling boats mingles with the serene river, casting dancing lamp shadows that create captivating concentric circles of gentle illumination.