- 非方矩阵的逆阵是一件危险的事。
The inverse of a non-square matrix is a dangerous thing.
- 我一想到那些在战争中死去的人，心里就感到一阵阵的悲痛。
I feel sad when I think about all the people who die in wars.
- 有一阵从北边吹来的冷风。
There was a cold wind blowing from the north.
- 我遇上了阵雨被淋得全身湿透。
I was caught in a shower and got drenched to the skin.
- 在考期末试前那阵子我应该再努力一点。
I should have studied harder before the term exams.
- 昨天我在放学回家的路上突然遇上了一阵大雨。
As I returned from school yesterday, I was caught in a sudden shower.
