the top outside floor of a ship or boat 甲板；舱面 - on deck
I was the only person on deck at that time of night. 夜里当时只有我一个人在甲板上。 When we heard the alarm, we went up on deck. 我们听到警报声就到了甲板上。 - below deck(s)
As the storm began, everyone disappeared below deck(s). 暴风雨来临时，所有的人都躲到甲板下面去了。
Oxford Collocations Dictionaryadjective- open
- go up on
- below deck
- on deck
- on deck
one of the floors of a ship or a bus （船或公共汽车的）一层，层面 the upper/lower/main deck of a ship 船的上层／下层／主甲板 We sat on the top deck of the bus. 我们坐在公共汽车的上层。 My cabin is on deck C. 我的舱位在 C 层甲板。
Oxford Collocations Dictionaryadjective- lower
- top
- upper
- …
- swab
- on a/the deck
a floor or platform similar to the deck of a ship 甲板： 类似于船舶甲板的地板或平台There is an open-air observation deck on the building's top floor. 大楼顶层有一个露天观景台。 He fell from the upper deck of the car park. 他从停车场的上层摔了下来。 a roof/rooftop deck 屋顶/屋顶甲板
- (also deck of cards)(both especially North American English)(British English usually pack)
a complete set of 52 playing cards 一副（为 52 张） 
- (especially North American English)
a wooden floor that is built outside the back of a house where you can sit and relax （屋后供憩息的）木制平台 
After dinner we sat out on the deck. 晚饭后我们坐在木质平台上小憩。
Oxford Collocations Dictionaryadjective- wooden
- back
- front
- …
a part of a sound system that records and/or plays sounds on a disc or tape （唱机的）转盘装置；（音响系统的）走带机构，录音座 a cassette/tape deck 磁带转动机械装置
a set of slides (= pages created on a computer that contain text and images) that are used to accompany a person’s presentation 卡座： 一组幻灯片（用于在计算机上创建的包含文本和图像的页面），用于陪同人员的演示Three slides into my 35-slide deck, they asked me to turn off the projector. 三张幻灯片放入我的35张幻灯片中，他们让我关闭投影仪。
Word Originlate Middle English: from Middle Dutch dec ‘covering, roof, cloak’, dekken ‘to cover’. Originally denoting canvas used to make a covering (especially on a ship), the term came to mean the covering itself, later denoting a solid surface serving as roof and floor.
Idioms
all hands on deck
(also all hands to the pump)
clear the decks
- (informal)
to prepare for an activity, event, etc. by removing anything that is not essential to it 清除障碍准备行动
hit the deck
- (informal)
to fall to the ground 摔倒在地；落到地上