Echoscope
听诊器
🗣️ 情景例句
Well, it's eight twenty now.
现在是八点二十了。
Would you mind mailing this letter for me?
你能替我寄这封信吗？
and because there is so much of it the function would seem to e important.
睡眠占去那么多时间，所以其作用似乎还是很重要。