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
I wish she were here with us to enjoy the country.
我真希望现在她就和我们在一起享受这乡村美景。
George's father is an attorney.He has his own practice.
乔治的父亲是一个律师，他有他自己的实践经验。
He sends me interesting postcards from the ports where the ship stops.
他还从船停泊的海港给我寄来了明信片。