Working substance
[化] 工作介质
🧩 词语组成解析
working
[['wə:kiŋ]]
n. 工作, 运转, 劳动\\na. 工作的, 劳动的, 经营的, 抽搐的, 运转的
🗣️ 情景例句
Do you have family in New York?
在纽约有亲人吗？
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说