拱座稳定的英文：
stability of arch dam abutment

stability是什么意思：
n. 稳定（性）；坚定

The chief issue of stabilizing the economy is how to stabilize prices.
稳定经济的首要问题是稳定物价。

A stabilized economy is a determining factor in stabilizing the political situation.
稳定的经济对稳定政局有决定性的作用。

It is possible to overstate the benefits of stabilization.
稳定性带来的好处有可能被夸大。

arch是什么意思：
n. 弓形（物），拱形（物）；拱门；足弓
adj. 淘气的；主要的
v. 弓着，拱起；成弓形

Arched: Forming an arch or a curve like that of an arch.
拱形结构的:形成拱或类似于拱的曲线。

A rainbow arched across the sky.
一道彩虹横跨天际。

Three arches sustain the bridge.
三个拱形礅支撑着那座桥。

dam是什么意思：
n. 水坝；水闸
v. 筑坝；堵住；压抑；控制

The stream was dammed up.
这溪流被坝堵住了。

The old Aswan dam was a barrage.
老的阿斯旺坝是一个拦河闸。

Saboteurs dynamited the dam.
破坏者炸毁了堤坝。