smile

The mother couldn't help but smile when she saw her baby take his very first independent steps.

(Chinese) 看到宝宝迈出独立行走的第一步，母亲禁不住露出了微笑。

He tried to smile at the interviewer to appear more confident and approachable during the meeting.

(Chinese) 他试着向面试官微笑，以便在面谈中显得更自信、更平易近人。

A warm, sincere smile can often help to ease the tension during a difficult or awkward conversation.

(Chinese) 一个温暖、真诚的笑容往往有助于缓解困难或尴尬对话中的紧张气氛。

She always has a bright smile on her face, even when she is facing a very challenging personal situation.

(Chinese) 即使面对非常有挑战性的个人处境，她的脸上也总是挂着灿烂的笑容。