C-5-fraction
[化] 碳五馏分
🧩 词语组成解析
🗣️ 情景例句
It's for a book.
是为一本书拍的。
Once bitten, twice shy.
一次被咬，下次胆小。
Mr.Taylor, the owner of a jewellery shop was admiring a new display.
珠宝店主泰勒先生正在欣赏新布置的橱窗。