micrometer
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micrometer — 名詞
1. a tool for measuring very small distances or objects
1.名詞
釋義
千分尺
a tool for measuring very small distances or objects
例句
The technician used a micrometer to measure the thickness of the wire.
micrometer — 名詞
1. one millionth of a meter
1.名詞
釋義
微米
one millionth of a meter
例句
The bacteria was about 2 micrometers in length.