仅仅50毫克的咖啡因就能产生药理效果。As little as 50mg of caffeine can produce pharmacological effects.凭经验估计，一杯过滤咖啡约含80毫克咖啡因。As a rule of thumb, a cup of filter coffee contains about 80mg of caffeine.每次服用大约60毫克，每天最多4次，或遵医嘱。Take approximat...
Those in his employ were careful never to enrage him.在他手底下干活的人都非常小心绝不去触怒他。What I fancy I said to Melbury must have been enough to enrage any man.我相信我当时对麦尔布礼说的那些话足以激怒任何人.As for the subjects that so enrage puritans, they w...
A taciturn man, he replied to my questions in monosyllables.他寡言少语，回答我的问题时只是往外蹦单字。But these men were a taciturn lot , picking their words carefully.但是这些人都是沉默寡言的人, 说起话来字斟句酌,非常谨慎.He reverted to his old taciturn ways.他又恢复了他的...
Water won't hurt these binoculars, but raindrops on your eyepieces will definitely spoil your view.虽然雨水不能损坏这具望远镜, 但落在目镜上的雨滴会令望远镜中的景物模糊.The raindrops have left spots on the windows.雨滴在窗上留下了斑点。Falling raindrops break ...