crater

火山口；弹坑英释中释na round hole in the ground made by something that has fallen on it or by an explosion

在…上形成坑；取消；毁坏中释vt

形成坑；消亡中释vi

1 crater lake,n. 火山口形成的深湖

2 explosion crater,爆裂火口；爆破漏斗

1 craters on the moon’s surface.月球表面的坑