松懈

松懈 [sōng xiè]

1. ■ relax; slacken; slack; loosening; lose momentum:

松懈斗志 relax one's will to fight;

学习松懈 slack off in one's studies;

松懈纪律 relax discipline;

责备某人工作松懈 speak to sb. about his slackness in work;

你不要松懈。 You must not relax in your efforts.