Biocalc
氢氧化钙
🗣️ 情景例句
I had planned to wear them.
我早就预备戴它们。
Get me my coat, please.
请帮我拿下外套。
Jim and Li Lei meet on the road outside Li Lei's house.)
（吉姆和李垒在李垒家外面的路上相遇。）