Sinisterness
n. sinister（不吉利的, 不祥的）的名词形式
✅ 同义词
🗣️ 情景例句
Do you happen to know...
你是否碰巧知道…
What are friends for?
朋友是做什么用的？
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？