Trocar
n. 套管針\\n[醫(yī)] 套針
?? 醫(yī)學(xué)釋義
套針，套管針
??? 情景例句
Haven't you finished balancing that checkbook?
你還沒有核對完支票簿帳目嗎？
It's two o'clock.
兩點鐘。
Why are there three prices quoted for this part?
這種零件為什么有三種不同的報價？