Uncollectibles
[經] 不能收回的款項
??? 情景例句
He emphasized that Marxism was scientific truth.
他指出馬克思主義是科學的真理。
To pull a trailer
拖汽車房屋
That's a big box. Is it heavy? Please let me help you.
這是個大盒子。重嗎？讓我來幫你。