a clownish face的用法和样例：
- "a buffoonish walk";"a clownish face";
注释列句：like a clown;
- I just curled up when I saw her dressed as a clown.
- a buffoonish walk; a clownish face; a zany sense of humor.
- It's a picture depicting him as a clown.
- A clown's job is to amuse the spectators.