n. a device that requires skill for proper use
n. the means whereby some act is accomplished
n. a person used by another to gain an end
v. equip with instruments for measuring, recording, or controlling
n. 工具, 手段, 仪器
[化] 仪器
1. The scientist used an instrument to measure the temperature.
科学家使用一种仪器来测量温度。
2. She plays the piano, which is her favorite musical instrument.
她弹钢琴，这是她最喜欢的乐器。
3. A compass is a useful instrument for navigation.
指南针是导航的一个有用工具。