Formaldehyde
n. 甲醛\\n[化] 甲醛
📖 牛津释义
formaldehyde
n[U]
(chemistry 化) strong-smelling colourless gas used as a preservative and disinfectant when dissolved in water 甲醛.
🗣️ 情景例句
No, I didn't.
没有。
I sometimes stay up till midnight.
我有时候熬到半夜。[一般现在时]
'I have just arrive in Scotland and I'm staying at a Youth Hostel.'
“我刚到苏格兰，我现住在一家青年招待所。”