Life Belt 安全带 ; 保险带 ; 救生带 ; 生物带
life-belt shelp 救生圈架
cork life-belt 救生衣
rubber life belt 橡皮圈
inflatable life belt 气胀救生带
BELT LIFE 传送带寿命 ; 传动带寿命
V-belt life V带寿命
以上来源于: WordNet
N-COUNT A lifebelt is a large ring, usually made of a light substance such as cork, which someone who has fallen into deep water can use to float. 救生圈 [英国英语]
Paradoxically, while the temperatures required for liquid water exist only in the inner solar system, the key building blocks of life, including water itself, occur primarily beyond the asteroid belt.
矛盾的是，虽然液态水所需的温度只存在于太阳系内部，但生命的关键组成部分，包括水本身，却主要存在于小行星带之外。
The fact I was wearing a seat belt saved my life.
我系着安全带，幸免于难。
A black belt in karate saved her life several times when being attacked by robbers and jealous girlfriends.
当在受到强盗或是女友们因嫉妒而袭击她时，空手道黑带的身手曾多次救了她的命。
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