Comnav
abbr. Commander Naval Forces 海軍司令官
??? 情景例句
Yes, I went to the aerobics class today.
去了啦， 我上了有氧運(yùn)動課了。
When a dog is drowning everyone offers him drink.
落井下石。
An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit,
穿過深水的海浪使水面上的一個(gè)微粒按照一種近乎圓形的軌道移動，