You're dragging your feet. 你做得有气无力。
He always takes things easy. 他做事不积极。 You take things too casually. 你太松懈了。
You're holding back. 你没施展出全部的功力。 He never lifts a finger. 他对家事从来不肯动根手指。
We all have to work. 大家庭都得工作。 I know you haven't tried your best. 我知道你还没尽全力。
Don't get too comfortable. 不要太养尊处优。