Tetramorphism
四形性
🗣️ 情景例句
I'll come and give you a hand tomorrow.
我明天来帮你忙。
Great designs require great consideration.
宏伟的计划须要慎重考虑。
but custom, we have a way of thinking, is behaviour at its most commonplace.
至于风俗呢，只是些司空见惯的行为而已。