Staircase signal
[电] 梯形讯号
🧩 词语组成解析
signal
['sɪgnl]
n. 信号，暗号;预兆，征象;动机;导火线;
vt. 向…发信号;用动作（手势）示意;以信号告知;
vi. 发信号;
adj. 显著的，优越的;暗号的，作信号用的;
sign记号，信号+al表名词 → 信号
🗣️ 情景例句
Well, I think I may have found a way to do it.
噢， 我想我也许已找到一种办法。
What's the size of your shoes?
你的鞋多大尺寸？
One does not have to go outside for amusement, since the collection is housed at home.
人们不必走到户外去寻求娱乐，因为收藏品都是存放在家中。