Diorite
n. 闪长岩\\n[化] 闪长岩
🗣️ 情景例句
we're all in for trouble.
我们都会吃不消的。
Kill two birds with one stone.
一举两得。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）