to suddenly start smiling widely
突然开始大笑 (tūrán kāishǐ dàxiào)
"When she saw the surprise gift, she burst out smiling."
"当她看到惊喜礼物时，她突然大笑了起来。" (Dāng tā kàn dào jīngxǐ lǐwù shí, tā tūrán dàxiàole qǐlái.)
to stop someone from speaking or expressing themselves
to praise someone or something
to combine or integrate into a single unit or system
to focus deeply on something to forget stress
to clean the floor by brushing dirt together
to stay in a place without a clear purpose; to wait aimlessl...
