1.chest的基本意思是指“胸”“胸部”,一般指位于身体的颈和胃部之间的那一部分,包括心脏和肺。chest还可作“箱子,柜子”解,一般指的是比较大而且牢固用来存放贵重物品或包装货物等的箱子。
2.chest是可数名词,可用冠词修饰,在句中可充当主语、定语、宾语、介词宾语。a chest of表示“一箱…的量”。

get it off one's chest
倾吐心里的烦恼 bring a worry out into the open by talking about it
If something's bothering you, get it off your chest.你有什么心事,痛痛快快把它说出来就是了。
You're obviously worried about something, why not get it off your chest?你显然有心事,为什么不一吐为快呢?
I finally told her what I'd done and I was really glad to get it off my chest.最后我告诉了她我所做的事,把要讲的话说出来我真高兴。

hold one's cards close to one's chest
对某事保守秘密 be secretive
You never know Kirsty's opinion because she holds her cards very close to her chest.你永远不知道柯斯蒂的想法,因为她守口如瓶。

The bear's chest is hairy.那只熊的胸部毛茸茸的。
The old man's chest heaved alarmingly as he grasped for breath.这位老人喘气时,他的胸脯起伏得吓人。
The disease typically manifests itself in a high fever and chest pains.这种疾病的典型症状是发高烧和胸痛。
Doctor Black examined her chest.布莱克医生检查了她的胸腔。
He does exercises to expand his chest.他做体操扩胸。
He has an ache in his chest.他胸部疼痛。
The cold has settled in my chest.感冒使我胸口难受。
He swelled out his chest with pride.他骄傲地抬头挺胸。
The bird swelled out its chest to attract the attention of the female.那鸟儿把胸脯鼓起来吸引雌鸟。
The chest contained the personal belongings of a seaman.箱子里装着一个海员的私人物品。
We found the chest to contain many silver coins.我们发现这柜子里有不少银币。
Mother put the shirts in my clothes chest.母亲把那几件衬衫放进我的衣柜里。

chest, bosom, breast
参见bosom条。
chest, box, case, casket
参见box条。

［同义词］   bosom, breast, cabinet, dresser
［词源］  ＜古英语cest ＜拉丁语cista ＜希腊语kiste(木盆,篮,箱子)