Emr
等效乘法速率
🗣️ 情景例句
He lives alone
他一个人生活
If I have time tomorrow,I think I'll get a haircut.
如果我明天有时间，我认为我应该理发。
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。