1
- an opening of restricted size allowing for passage from one area to another, in particular（从一处通往另一处的）入口, 尤指：
1.1
- a door in an aircraft, spacecraft, or submarine（飞机、宇宙飞船、潜水艇上的）舱门。
1.2
- an opening in the deck of a boat or ship leading to the cabin or a lower level（船甲板上通往下面的）有盖舱口：
a cargo hatch.
货舱口。
1.3
- an opening in a ceiling leading to a loft（天花板上的）阁楼出入口。
1.4
- an opening in a kitchen wall for serving or selling food through（厨房墙上的）取菜口, 卖菜口：
a service hatch.
服务窗口。
1.5
- the rear door of a hatchback car舱门式汽车后背的门。
短语
down the hatch
- informal used to express friendly feelings towards one's companions before drinking〈非正式〉干杯（饮酒前朋友之间的互祝之词）。
under the hatches
- below deck in a ship在甲板下面。
词源
Old English hæcc (denoting the lower half of a divided door), of Germanic origin; related to Dutch hek 'paling, screen'.
1
- no obj.(of a young bird, fish, or reptile) emerge from its egg（鸟, 鱼, 爬行动物）孵出：
ten little chicks hatched out.
十只小鸡孵出来了。
1.1
- (of an egg) open and produce a young animal（蛋）孵化：
eggs need to be put in a warm place to hatch.
蛋要放在温暖的地方孵化。
1.2
- with obj. incubate (an egg)孵（蛋）。
1.3
- with obj. cause (a young animal) to emerge from its egg使孵出：
our penguins were hatched and hand-reared here.
我们的企鹅在这里孵化并人工喂养。
2
- with obj. conspire to devise (a plot or plan)策划（阴谋, 计划）：
the little plot that you and Sylvia hatched up last night.
你和西尔维亚昨天晚上想出来的小小阴谋。
- a newly hatched brood新孵出的幼仔：
a hatch of mayflies.
新孵出的一窝小飞蝼蛄。
词源
Middle English hacche; related to Swedish häcka and Danish hække.
with obj.
- (in fine art and technical drawing) shade (an area) with closely drawn parallel lines（美术和技术绘图用语）画阴影线：
as noun hatching the miniaturist's use of hatching and stippling.微图画家对阴影线和点画法的运用。
词源
late 15th cent. （in the sense 'inlay with strips of metal'）： from Old French hacher, from hache （see HATCHET）.