常見例句The luminous intensity on unit area. 單位面積上的發(fā)光強度。We use x as the symbol for an unknown quantity. 我們用x表示一個未知數(shù)。The family is the smallest social unit. 家庭是社會最小的單位。Ms X has been named for the directorship/named as the new director. 某女士已被提名任董事職務(wù)[任命為新董事]。Pressure is force per unit area. 壓力就是電單位面積上的力。What does x represent in this equation? 這個方程式中的x代表什么? 返回 X-unit