在 + Adjective + 场合
The noun 场合 (chǎnghé) means "occasion" or "situation" and refers to a specific setting, context, or circumstance in which something takes place. It is often used to distinguish between formal and informal settings, such as 礼仪场合 (ceremonial occasions). It helps specify when or where certain behavior, language, or rules apply.
这种玩笑不适合在正式场合说。
Zhè zhǒng wánxiào bù shìhé zài zhèngshì chǎnghé shuō.
This kind of joke is not appropriate for formal occasions.
不同的场合要穿不同的衣服。
Bùtóng de chǎnghé yào chuān bùtóng de yīfu.
Different occasions require different clothing.
他在社交场合总是表现得很得体。
Tā zài shèjiāo chǎnghé zǒngshì biǎoxiàn de hěn détǐ.
He always behaves very appropriately in social occasions.