Arch gravity dam
[机] 拱形重力坝
🧩 词语组成解析
arch
[ɑ:tʃ]
n. 弓形;拱门;拱形物;足弓，齿弓;
vt. （使）弯成拱形;用拱连接;向后弯;
vi. 拱起;成为弓形;
adj. 主要的;首要的;调皮的;淘气的;
dam
[dæm]
n. 水坝，堰;水库;（牙科用的）橡皮障;〈比喻〉障碍;
vt. 用水坝阻止;阻塞，抑制;
🗣️ 情景例句
Is room service available?
有房间服务吗？
It seems he's disappointed.
看起来他好像很失望。
She was intended to play a leading role in the growing might of Sweden.
目的就是要在不断增长的瑞典势力中起主导作用。