Pentymal
异戊巴比妥
🗣️ 情景例句
Before a long trip I always give my car a safety check.
远行之前，我总是会对车子进行安全检查。
Be quiet.
安静一点！
It was not yet light, so it was easy to stay hidden.
天还没亮，所以很容易隐蔽。