adjective · lacking in strictness, discipline, or rigor

由于管理松弛，公司内部出现了很多问题。

adjective · physically slack, limp, or lacking in tension

随着年龄增长，皮肤会变得松弛。

adjective · to become less tense or stressed; at ease

听点轻音乐能让你紧张的神经得到松弛。