slack·ness
noun/ˈslæknəs/
/ˈslæknəs/
[uncountable]- (disapproving) the fact of not putting enough care, attention or energy into something and so not doing it well enough
懈怠的；不用心的；敷衍了事的；吊儿郎当的 - There was evidence of slackness in security at the prison.
有证据表明监狱的安全措施松懈。
- There was evidence of slackness in security at the prison.
- the fact of not being stretched tight
松弛 - It should be possible to adjust the slackness in the cables.
应该可以调整电缆的松弛度。
- It should be possible to adjust the slackness in the cables.