necessary

a. unavoidable. inevitable不可避免的，不可逃避的。
△As. 3.3.54 (51): “As horns are odious,theyare necessary.” 角虽然令人讨厌，却也是不可避免的。
△ Ham. 3. 2. 204 (192): “Most necessary ’tis that weforget / To pay ourselves what to ourselves is debt.”i.e. Our resolutions,being debts to ourselves only,in-evitably remain unpaid.我们的决心，不过是自己欠自己的债，还不还无所谓.难免忘怀。
△2H.IV.3.1.87: “And bythe necessary form of this”，i.e. the inevitable patternof this. 根据这种必然的模式。