crater

汉语翻译：
n. 火山口, 环行山, 弹坑
【化】 焊口; 火山石; 弧坑; 焰口
【医】 喷火口, 火山口词型变化：
动词过去式:cratered过去分词:cratered现在分词:cratering第三人称单数:craters英语解释：
名词 crater:

a bowl-shaped geological formation at the top of a volcano同义词：volcanic crater

a faint constellation in the southern hemisphere near Hydra and Corvus

a bowl-shaped depression formed by the impact of a meteorite or bomb

例句：

A small crater.小凹陷处

Lava boiled up from the crater of the volcano.熔岩从火山口沸腾着升起来。

Flames blazed out from the crater of the volcano.火焰从火山口猛烈地喷出来。

A large crater formed by volcanic explosion or by collapse of a volcanic cone.火山口火山爆发而形成的环形山或大山核心部分的崩塌而形成的环形山

详细解释：
cra.ter
n.（名词）
A bowl-shaped depression at the mouth of a volcano or geyser.
碗状凹陷：火山口或喷泉口的碗状凹陷处
A bowl-shaped depression in a surface made by an explosion or the impact of a body, such as a meteoroid.
碗状凹陷：由于 * 或流星之类的物体的碰撞而在地表形成的碗状凹陷处
A pit; a hollow.
坑；凹地
Variant of krater
krater的变体
v.（动词）
cra.tered,cra.ter.ing,cra.ters
v.tr.（及物动词）
To make craters in:
在…里形成凹陷处：
例句：
.The missiles did not . . . crater the airfield.(Tom Clancy)
.导弹没有…炸平飞机场.(汤姆·克兰西)
v.intr.（不及物动词）
To form a crater or craters.
形成凹陷处
来源：
Latin cr3tôr
拉丁语 cr3tôr
from Greek kratôr [mixing vessel] * see ker…-
源自 希腊语 kratôr [混合容器] *参见 ker…-