Acetylene reduction test
[机] 乙炔还原试验
🧩 词语组成解析
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
🗣️ 情景例句
I didn't have that when Richard and Susan were born.
在Richard和Susan出生时我可没有人帮忙。
He must needs swim that is held up by the chin.
身不由己，只得从命。
first, those whose work is work and whose pleasure is pleasure;
第一类是分清工作是工作，娱乐是娱乐的人；