1,我不反对朋友们偶尔在一起欢乐一下,但要有分寸,不能放荡。
Friends get together for happy now and then,i don't oppose,but can't riot,they should know right and wrong.
2,他幽默的演讲使会场的气氛活跃起来,与会人员不时地爆发出笑声。
The atmosphere of meeting become active by his speech of humor,these people burst out laughing now and then.