Keystone effect
[电] 梯形效应
🧩 词语组成解析
keystone
[['ki:stəun]]
n. 拱顶石, 楔石, 重点
🗣️ 情景例句
Well, maybe we'll see the view in the morning.
好了， 也许我们可以在早晨看风景。
Immature!
幼稚！
Yes. Ashland is a small town about eight kilometres from the city of Richmond.
对。阿什兰德是一个距里士满市大约8公里的小镇。