adj. 必要的;強制的;必然的;不可避免的;
n. 必需品;
?? necess必要 + ary 表示有...性質的, → a.必要的;必然的
"Vitamin D is necessary to aid the absorption of calcium from food."
從食物中吸取鈣需靠維生素D的幫助。
近義:indispensable, inevitable, mandatory, needful, obligatory, obliged
反義:needless, pointless, profitless, purposeless, redundant, reiterative
n. 經驗,體驗;經歷,閱歷;
vt. 親身參與,親身經歷;感受;發現;
?? ex出+per嘗試+ience名詞后綴→嘗試出來的東西→經驗
"Salary will be commensurate with experience."
薪金將會與資歷相稱。
近義:career, tradition, undergo, savvy, skill, expertise
反義:inexpertness, rawness, unskillfulness, callowness