Etherate of trifluoroboron
[化] 三氟化硼合乙醚
?? 詞語組成解析
[化] 醚合物(尤指乙醚合物)
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
??? 情景例句
Try this. It's size eight.
試試這一件。尺碼是八號。
If you hadn't slipped and fallen,you wouldn't have broken your leg.
如果你沒滑倒,你就不會斷腿了。
Some of them are very cheap.
其中有些商品挺便宜的。