Customary is used to describe things that people usually do in a particular society or in particular circumstances.
例句
It is customary to offer a drink or a snack to guests...向客人提供一杯飲料或一份點心是一種習俗。At Christmas it was customary for the children to perform bits of poetry...圣誕節孩子們總要唱一些圣誕頌歌。
ADJ
特有的;獨特的;典型的
Customary is used to describe something that a particular person usually does or has.
例句
The king carried himself with his customary elegance...國王保持著一貫的溫文爾雅。Yvonne took her customary seat behind her desk.伊馮娜坐在桌子后面那個她常坐的位子上。
英漢詞典釋義
adv.
習慣上,習俗上,通常
the geographic route along which birds customarily migrate.候鳥遷徙所經的路徑
英英詞典釋義
Adverb
1. by custom; according to common practice;
"children are customarily expected to be seen but not heard"