Malonamic acid
[化] 丙酰胺酸
🧩 词语组成解析
🗣️ 情景例句
How long does it take?
要花多久时间？
I'm sorry, but I think she's stepped out.
对不起，我想她出去了。
giant hovercraft liners could span the Atlantic;
大型的气垫班轮或许能跨越大西洋。