Alphavirus
甲病毒属
🗣️ 情景例句
I'm going to call Rita Mae at home
我会打电话到Rita Mae家
His finger is wounded, Does it hurt?
他的手指受伤了，疼不疼？
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。