A jacket having air-tight cells, or cavities which can be filled with air, to render persons buoyant in swimming.
n small smooth-haired breed of African origin having a tightly curled tail and the inability to bark
An instrument for tightening the parts of a bedstead.
a child's tight-fitting cap
n a child's tight-fitting cap
a tight match
势均力敌的比赛
air tight
[电] 气密
air tight equipment
[化] 气体密封装置
air tight test
[化] 气密试验
air tightness
[机] 气密度
air-tight
[计] 不透气的[医] 气密的, 不漏气的
air-tight joint
[化] 气密接头
air-tight seal
[化] 气密密封
airtight
a. 气密的, 不透气的, 无懈可击的[机] 气密, 不透气
airtight joint
[机] 气密接头
airtight test
[机] 气密试验
airtight work
[机] 气密工程
airtightness
n. 密封性
as tight as a brick
烂醉如泥
as tight as a mink
烂醉如泥,酩酊大醉
as tight as a tick
be in a tight corner
处于困境, 处于绝境
be in a tight place
处境困难, 陷入困境
be in a tight spot
belt tightener
[机] 带纹轮
