Parentheses nesting
[计] 括号层数, 括号嵌套
🧩 词语组成解析
pl. 圆括号, 插入语, 插曲
[计] 嵌套
🗣️ 情景例句
or the subway ...
或者搭地铁……
What time does the train for Boston leaves?
去波士顿的火车几点开？
Then he gets out of the lift and climbs up to the fifteenth floor on foot.
接着他走出电梯并徒步登上第15层。