Life-jacket
n. 救生衣（背心）
📖 牛津释义
life-jacket
n sleeveless jacket of buoyant or inflatable material used to keep afloat a person in danger of drowning 救生衣. =>illus 见插图.
🧩 词语组成解析
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
jacket
['dʒækɪt]
n. 短上衣，夹克;土豆皮;书籍的护封;文件套，公文夹;
vt. 给…穿夹克;给…装护套;给…包上护封;〈口〉打;
🗣️ 情景例句
You're going to be OK.
你不会有问题了。
With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
He marked all the bees that came to the nearby feeding place blue, and all the bees that went to the faraway place were marked red.
他把所有飞来近处喂食点的蜜蜂标上蓝色，飞往远处喂食点的蜜蜂标上红色。