Trias
n. 三叠纪
✅ 同义词
🗣️ 情景例句
Absolutely not.
绝对不必。
A good beginning is half done.
良好的开端，就是成功了一半。
We were so excited, my brother and I, that we did not get to sleep until very late.
我们太激动，以至于我和我弟到很晚才睡得着。