Xonotlite
硬硅钙石
🗣️ 情景例句
These documents will give you some idea of our background.
这些资料会给您提供一些参考。
Never judge by appearances.
人不可貌相。
The speedboat had struck a buoy, but it continued to move very quickly across the water.
快艇撞上了一个浮标，但它仍在水面上快速行驶着。