Underproper
vt. 从下面支撑；支持；维持：
🗣️ 情景例句
Yes, I am.
是的，我是。
You were here in February,weren't you?
二月份你曾在这里，对不对？
Despite the new tunnel, there are still a few people who rashly attempt to cross the Pass on foot.
尽管修通了隧道，但仍有一些人想冒险徒步跨越圣伯纳德山口。