Sud
abbr. 突然意外死亡（sudden unexpected）
🗣️ 情景例句
This dictionary is more useful than I expected.
这字典比我所预期的更有用。
I got a good picture on the TV set.
我的电视机有很好的画面。
Though a number of descents have been made, much of it still remains to be explored.
人们多次进入洞内探险，但至今尚有不少东西有待勘探。