lawful act
美
英 
例句
A civil juristic act shall be the lawful act of a citizen or legal person to establish , change or terminate civil rights and obligations .
第五十四條民事法律行為是公民或者法人設立、變更、終止民事權利和民事義務的合法行為。
A lawful act is an act which the law allows.
合法行為是指法律所允許的行為。
Theory of Lawful Act of Salvage at Sea
海難救助法律行為說
On the Legitimacy of Lawful Act
論法律行為的合法性