n.那玩意儿(指忘掉名称或叫不出名目的小装置等)

The mechanic fiddled with the doohickey under the hood of the car until it started running smoothly.
机械师摆弄着车盖下的小玩意儿，直到车子平稳运行。
She used a strange doohickey to open the locked drawer in her desk.
她用一个奇怪的小工具打开了书桌里锁着的抽屉。
The inventor proudly displayed his latest doohickey at the science fair.
发明家在科学展览上自豪地展示了他的最新小发明。
Could you pass me that doohickey on the shelf? I need it for my DIY project.
你能把架子上的那个小玩意儿递给我吗？我做手工项目需要用到它。
The child was fascinated by the colorful doohickeys hanging from the mobile above his crib.
那个孩子对挂在摇篮上方转轮上的彩色小挂件着迷了。
The doohickey attached to the bike helped measure speed and distance.
装在自行车上的那个小装置帮助测量速度和距离。
He kept a collection of old doohickeys in his workshop, each with a unique purpose.
他在工作室里收藏了一系列旧的小玩意儿，每一个都有其独特用途。
The chef used a specialized doohickey to create intricate designs on the desserts.
厨师使用了一个专门的小工具在甜点上制作复杂的图案。
The doohickey on the end of the rope helped them secure the tent in place.
绳子末端的那个小配件帮他们把帐篷固定好。
In the gadget-filled kitchen, the doohickey that slices and dices vegetables was a real time-saver.
在充满小工具的厨房里，那个切片剁碎蔬菜的玩意儿真是省时利器。