Expletory
a. 填补的, 多余的, 附加的, 补足的\\nn. 语助词, 虚词, 感叹词, 诅咒语, 咒骂语, 惊叹语, 填补物, 附加物\\n[计] 补充的, 多余的
✅ 同义词
🗣️ 情景例句
Be on your guard.
你要提防着点儿。
Did you have a good day today?
你今天过得好吗？
It seems ideal for settlement.
看起来，它很适合居住。