v.解开( loosen的现在分词 );放松;松弛;(使)放松;
例句:
This knot keeps loosening.
这个结老松开.
The ties that bind them together are loosening.
将他们紧密联系在一起的纽带正在弱化。
Washers are often used to prevent loosening and crushing.
垫圈往往用来防止松脱和挤压.