Keystone shaped
[电] 梯形
🧩 词语组成解析
keystone
[['ki:stəun]]
n. 拱顶石, 楔石, 重点
a. 成某种形状的, 制成一定形状的, 有某种形状的, 合适的, 计划好的, 有目标的\\n[医] 具形的, 形似的
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Would you please pass me the sugar?
可以请你把糖递过来吗？
From all such fears camping releases him.
露营使人们免除了这些忧虑。