Piloerection
立毛
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
Did you go running this morning?
你今早去跑步了吗？
Suddenly they came to a waterfall which dropped into an underground lake at the bottom of the cave.
突然，他们来到一道瀑布前，那瀑布奔泻而下，注入洞底一处地下湖里。