A habitual action, state, or way of behaving is one that someone usually does or has, especially one that is considered to be typical or characteristic of them.
例句
He soon recovered his habitual geniality...他不久就恢復了自己一貫的和藹可親的態度。If bad posture becomes habitual, you risk long-term effects.不良姿勢一旦定型，日后可就有你受的了。
ADJ
（人）積習難改的，習以為常的
You use habitual to describe someone who usually or often does a particular thing.
例句
She was a habitual daydreamer.她總是耽于幻想。...the home secretary's plans for minimum sentences for habitual criminals.內政大臣關于設置慣犯起刑點的打算
英漢詞典釋義
adv.
習慣地;慣常地
Do you habitually use display screen equipment as a significant part of your job?你工作中經常使用屏幕顯示設備嗎？
英英詞典釋義
Adverb
1. according to routine or established practice;
"he routinely parked in a no-parking zone"
2. according to habit or custom;
"her habitually severe expression""he habitually keeps his office door closed"