Hetoform
[化] 肉桂酸铋(的别名)
🗣️ 情景例句
Is he still with IBM?
他还在IBM工作吗？
He seldom came to see his wife, did he?
她不来看他妻子，是这样吗？
I had a letter from my sister yesterday.
昨天我收到了姐姐的一封信，