Stannonate
亚钖酸盐
🗣️ 情景例句
I have to think about it.
我得想一想。
I'm sorry to have kept you waiting.
很抱歉，让你久等了。[分词作状语]
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。