Laboratory reagent
[化] 實驗室試劑
?? 詞語組成解析
laboratory
['l?br?'t?ri]
n. 實驗室;實驗課;研究室;藥廠;
reagent
[ri(:)'eid??nt]
n. 反應物，試劑;
??? 情景例句
Let me see your driver's license.
給我看一下你的駕駛執照。
I've already read that book.
我已經讀了那本書。
Good morning, class! Who is on duty today?
同學們，早上好！今天誰值日？