Filtering expression
[计] 筛选表达式
🧩 词语组成解析
[计] 过滤
🗣️ 情景例句
She won the first place in a speech contest.
她在演讲比赛中获得很第一名。
If the sky fll (or falls), we shall catch larks.
异想天开
She heard the front door open and heavy footsteps in the hall.
她听见前门被打开，走廊里响起重重的脚步声。