Precision gear
[化] 精密齒輪
?? 詞語組成解析
gear
[ɡ?r]
n. 齒輪;排擋;傳動裝置;衣服 ;
vi. 接上;調和;
vt. 使適應;裝上齒輪;用齒輪連接;
??? 情景例句
Come on, you can tell me.
說吧，告訴我。
Whom do you want to call?
你要打電話給誰？
This is a kind of printing that blind people can read by touching groups of raised points that are printed on paper.
布萊葉盲文是一種印刷字體，盲人通過摸印在紙上起的點點來讀書。