1. 松弛：slacking scraper 拖铲挖土机 | slackness 松弛 | slackoff test 慢钻试验
2. 船首偏下风松弛：slackness wool 矿渣棉 | slackness 船首偏下风松弛 | slackness 船首偏下风松弛;缓慢
3. 熔渣：slackness 船首偏下风松弛;缓慢 | slackness 熔渣 | slackwater navigation 平潮航行
4. 船首偏下风松弛;缓慢：slackness 船首偏下风松弛 | slackness 船首偏下风松弛;缓慢 | slackness 熔渣
1. But the current rosy employment prospect does not guarantee any slackness in creating more lasting and decent jobs.
2. Her collection is a good combination of contrasts - tightness and slackness, simple outlines and complicated details.
3. " I can be tolerant of their technical mistakes but not slackness, " he said.
4. There was a bit of slackness there and jolted us a bit.