They demonstrated the proper way to split legs.
他们很好地演示了如何正确地"劈腿"(你懂的)。
You should wear something proper when having an interview.
面试时,你应当穿合适的衣服。
Show him the proper method of brushing teeth.
给他示范一下正确的刷牙方法。
I don't think your cap is proper for the party.
我认为你的帽子与这个宴会不相称。
※To him that does everything in its proper time, one day is worth three. 办事不失时机,一天可抵三天用。
※The proper function of man is to live, not to exist. 人的正确功能是生活,而不是生存.