单词life belt
na.: 救生带
网络: 救生圈；救生带图片
救生带
n.life preserverrubber ringlife buoy
If I hadn"t had my life belt I should have been drowned.
要不是有我的安全带我会被淹死的。
Lucy, for God, s sake , put on your life belt. Set a good example.
露西，上帝啊，求求你穿上救生衣，做个好榜样？
Myopia collected a lot of inconvenience to the life belt of people, affected the life quality of people badly.
近视给人们的生活带采了很多不便，严重影响了人们的生活质量。