Ethylene-lactic acid
[化] 羟丙酸; 3-羟基丙酸
🧩 词语组成解析
n. 乙烯\\n[化] 乙烯; 1,2-亚乙基
lactic
['læktik]
adj. 乳的;
🗣️ 情景例句
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
Please show me a large one.
请给我看一件大一点的衣服。
In the afternoon, classes are over at 3:30, and I get home at about 4:00.
下午三点半下课，我大概四点到家。