Acoubuoy
聲監(jiān)聽儀
??? 情景例句
I need to post a letter.
我得去寄封信。
The doctor is afraid there is no hope for him.
醫(yī)生擔(dān)憂他已經(jīng)無望了。
The order number wasn't anywhere on any of the boxes.
所有的條子都沒打上訂貨號碼啊！