Life-preserver
n. 救生用具
📖 牛津释义
life-preserver
n (US) life-jacket 救生衣.
🧩 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;
n. 保护者, 保存者, 防腐物, 防护物\\n[法] 保存者, 保管人, 保护人
🗣️ 情景例句
I am sure you would like to know more about it.
我相信您一定想知道详情。
Idleness is the rust of the mind.
懒惰使脑子生锈。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高，但在知识积累方面却取得了巨大的进步。