名詞 slacker:

1. a person who shirks their work or duty (especially one who tries to evade military service in wartime)
   同義詞：shirker

形容詞 slack:

1. not tense or taut
   同義詞：loose, slack
2. lacking in strength or firmness or resilience
   同義詞：flaccid, lax, limp, slack
3. flowing with little speed as e.g. at the turning of the tide
   同義詞：slack
4. lacking in rigor or strictness
   同義詞：lax, slack

1. He's a slacker, he actually skipped off and left us to do the clearing away.
   他是個懶鬼，他居然悄悄地溜走而把清除工作留給我們來做。