Subexpression
[计] 子表达式
🗣️ 情景例句
555-2420. Thank you.
555 2420。谢谢你。
That was a lousy movie.
那电影糟透了！
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。