swear off tobacco
常见例句
- Once the human becomes addicted after smoking is very then difficult to swear off, because in tobacco's Nicotine widely regards as narcotics, it plays the stimulation to the central nervous system.
人一旦對吸菸上癮後便很難戒掉，因爲菸草中的尼古丁被廣泛眡爲毒品，它對中樞神經系統起刺激作用。
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