internal a. 内的;国内的;内心的
巧记inter(among) nal→在其中的→内部的;国内的
A theory has its internal logic.
每种理论都有其内在逻辑性。
elaborate a. 精心计划的;复杂的 vi. 详述 vt. 详述;详细制订 巧记e(out) labor(劳动) ate→辛苦劳动做出来→详细制定;详述
Just tell me the plain facts. No need to elaborate.
告诉我简单的事实就行了,不要详细说明。
expense n. 花费;(pl.)开支
House repairs, holidays and other expenses reduced her bank balance to almost nothing.
修房子、度假和其他开销使她在银行的存款所剩无几。
bulk n. (巨大)物体;主体;(大)量 vi. 变得越来越大(或重要) vt. 使更大(或更厚) The bulk of the chickens had to be killed because of the bird flu virus.
由于禽流感病毒,大部分的鸡都不得不被宰杀掉。
arbitrary a. 任意的;专断的
The diet for people who are on a diet imposes overall calorie limits, but daily menus are arbitrary.
减肥食谱规定了总的热量限制,但每天的菜单可据喜好自定。