ulcerate [ulcer n. 潰瘍；-ate => “to produce ulcers 產(chǎn)生潰瘍”→] v. form or be formed into an ulcer 形成潰瘍/ An ulcerated stomach may be very painful. 胃潰瘍會很痛的。

ulceration n. 潰瘍；腐敗

vaccinate [ vaccin=vaccine 牛痘，疫苗;-ate =>“to supply or treat with a vaccine供給或用疫苗處理”→]v. treat or inoculate with a vaccine as a protection against a disease 給…種牛痕或疫苗 / Children must be vaccinated against smallpox. 小孩子都應該應該種牛痘預防天花。

vaccination n. 種疸；接種

oxygenate [oxygen n. 氧；-ate→]v. combine with oxygen; oxidize 氧化/ When a substance burns, it is oxygenated. 當一種物質(zhì)燃燒時，它就被氧化了。 

oxygenation n. 氧化

terminate [termin = end 終端；-ate=>“to become an end 成為終端→]v. bring to an end; put an end to 使終止；使結束 /The policeman terminated the quarrel by sending the boys home. 警察把男孩們送回家，了結了這場爭吵。

termination n. 終止；結束；結局

dictate [dict = to say 說；-ate→]v. say aloud for sb. to write down 口述；使聽寫 / The director dictated a letter to his secretary. 經(jīng)理向秘書口授信稿。

dictation n. 聽寫，口述

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