Etymologize
v. 探溯词源, 指示词源
🗣️ 情景例句
with Admissions at Columbia University.
与Columbia大学的招生人员。
Better safe than sorry.
小心不出大错。
It doesn't matter. I like walking. Look at the sun! It's a fine day for a walk.
不要紧。我喜欢步行。瞧瞧太阳！这是步行的好天气。