a hatch in/on sth
hatch 是可数名词，用 in 或 on 说明它所在的表面或位置；复数形式是 hatches。
There is a small hatch in the ceiling above the stairs.
楼梯上方的天花板上有一个小舱口。
孵化；传菜口；递物窗口；（飞机、航天器等的）舱门；检修门；同批孵出的雏鸟；一窝雏鸟；（绘画中的）交叉排线；影线
An opening or a door in a floor, ceiling, or ship/submarine deck; a trapdoor or cover.
地板或天花板上的水平门
A horizontal door in a floor or ceiling.
孵化的过程
The act of hatching.
卵孵化出幼体的过程
the production of young from an egg
活板门
A trapdoor.
发展；揭露；发现
Development; disclosure; discovery.
由多条交叉线组成的阴影
shading consisting of multiple crossing lines
墙上窗口高度的开口,用于传递食物或其他物品。传递窗口
An opening in a wall at window height for the purpose of serving food or other items. A pass through.
在特定时间孵出的鸟群
A group of birds that emerged from eggs at a specified time.
覆盖舱口的可移动挡板
a movable barrier covering a hatchway
大型机械结构和车辆如飞机和航天器上的小门,通常用于维护
A small door in large mechanical structures and vehicles such as aircraft and spacecraft often provided for access for maintenance.
大量蜉蝣在一个地方出现交配的现象,持续1-2天
The phenomenon, lasting 1–2 days, of large clouds of mayflies appearing in one location to mate, having reached maturity.
船或潜艇甲板上的开口
An opening through the deck of a ship or submarine
河中的框架或鱼坝,用于捕鱼
A frame or weir in a river, for catching fish.
水闸；闸门
A floodgate; a sluice gate.
矿井的入口或搜索矿井的开口
An opening into, or in search of, a mine.
The sailor opened the hatch and climbed down into the engine room.
水手打开舱口，爬进下面的机舱。
用法提示：hatch是名词，指船甲板或船舱上的出入口。
We added a small hatch in the ceiling for easier access to the attic.
我们在天花板上加了一扇小活板门，方便进入阁楼。
用法提示：hatch是名词，指天花板上的水平门或活板门。
The spring hatch of ducklings was smaller than expected.
春天孵出的这窝小鸭比预想的要少。
用法提示：hatch是名词，指特定时间孵出的一批幼鸟。
hatch 是可数名词，用 in 或 on 说明它所在的表面或位置；复数形式是 hatches。
There is a small hatch in the ceiling above the stairs.
楼梯上方的天花板上有一个小舱口。
表示从舱口或传菜口穿过，常用介词 through，其后可再接 into/to 引出到达的地方。
The waiter passed the dishes through the hatch into the dining room.
服务员把菜从传菜口递进了餐厅。
hatch 可直接放在另一个名词前作定语，说明用途或所属，如 hatch cover（舱口盖）、hatch door（舱口门）。
He lifted the hatch cover and looked down into the hold.
他掀起舱口盖，往下面的货舱里看。
grammar · medium
易错句子The submarine has six hatch on its deck.
正确表达The submarine has six hatches on its deck.
hatch 是可数名词，前面有数量词 six 表示多个时，必须用复数形式 hatches，以 -ch 结尾要加 -es。汉语名词本身没有复数词尾变化，所以很容易漏掉。
grammar · medium
易错句子He opened hatch and climbed down into the cargo hold.
正确表达He opened the hatch and climbed down into the cargo hold.
hatch 作可数名词单数时，前面必须有冠词或限定词；这里指的是双方都知道的那个具体舱口，所以用定冠词 the。汉语没有冠词这一词类，容易整句漏掉。
grammar · medium
易错句子There is a small hatch on the ceiling of the attic.
正确表达There is a small hatch in the ceiling of the attic.
表示嵌在地板或天花板里的水平门（开口）时，介词要用 in，强调嵌在结构内部；on 表示放在表面上，会让人理解成一块板子搁在天花板上，与该义项不符。
逃生舱口；脱身的途径
The crew climbed out through an escape hatch in the roof.
机组人员从车顶的逃生舱口爬了出来。
舱口盖
He lifted the hatch cover to check the engine.
他掀开舱口盖检查发动机。
传菜口
The kitchen has a serving hatch into the dining room.
厨房有一个通向餐厅的传菜口。
货舱口
The sailors opened the cargo hatch to unload the ship.
水手们打开货舱口给船卸货。
检修舱口
Engineers reached the wiring through a maintenance hatch.
工程师们通过一个检修舱口接触到线路。
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