adj.极其细小的，非常细微的

The new inkjet printer can print ultrafine details, allowing for intricate designs and high-quality images.
这款新型的喷墨打印机可以打印出超精细的细节，允许进行复杂的图案设计和高质量的图像输出。
Researchers have developed a new type of material that can be used to create ultrafine fibers for various applications like filtration and insulation.
研究人员已经开发出一种新型材料，可用于制造各种应用（如过滤和绝缘）所需的超细纤维。
The artist uses an airbrush to create ultrafine lines and shading, giving her paintings a unique texture.
这位艺术家使用空气喷枪来绘制超精细线条和阴影，使她的画作具有独特的质感。
The latest smartphones feature ultrafine sensors that enable high-resolution photography even in low light conditions.
最新的智能手机配备了超精细传感器，即使在光线较暗的情况下也能实现高分辨率摄影。
The medical team uses ultrafine needles for acupuncture treatments, allowing for precise insertion without causing much discomfort.
医疗团队使用超细针头进行针灸治疗，允许精确插入而不会引起太多不适。
The fabric industry has started using ultrafine yarns to produce clothing with a soft, smooth feel.
服装行业已经开始使用超细纱线生产手感柔软、光滑的衣物。
The scientist is experimenting with ultrafine particles to develop new materials with enhanced properties for use in electronics.
科学家正在实验超细颗粒以开发具有增强性能的新材料用于电子设备。
The printer's nozzle is capable of depositing ink in ultrafine droplets, resulting in sharp and detailed prints.
打印机的喷嘴能够以超细液滴的形式喷射墨水，从而产生清晰且细节丰富的打印效果。
The beauty brand has introduced a new line of skincare products formulated with ultrafine molecules that can penetrate the skin deeply.
美容品牌推出了一条新的护肤产品线，其中含有能深入皮肤的超细分子。
The engineer is working on a project that involves manipulating ultrafine structures at the nanoscale for advanced manufacturing processes.
工程师正在一个项目上工作，该项目涉及在纳米尺度下操纵超细结构，以进行先进的制造过程。