Contigency
a. 预防性
🗣️ 情景例句
Am I getting a good deal on this?
这买这个值吗？
Her socks is under the night stand.
她的短袜在床头柜下面。
Because it's winter now. The weather here is very cold in winter, isn't it?
因为现在是冬天。这儿的冬天天气非常冷，对吗？