【正文】
es eluted with polar eluents exerted high bioactivity due to their lipophilic 。動(dòng)態(tài),靜態(tài)及名詞化1. 地球繞軸自轉(zhuǎn),引起晝夜變化。the rotation of earth its axis causes the change from day to . 采用這種新裝置可以大大降低廢品率。the adoption of this new device will greatly cut down the percentage of defective . 為使物體克服慣性而運(yùn)動(dòng),就需要一個(gè)力。a force is needed to move an object against . 許多學(xué)貫中西的大師的經(jīng)歷證明,學(xué)不好母語的人,也不可能真正學(xué)好外語。the experience of many great master well versed in the learning of both chinese and western cultures have shown that without a mastery of his native language, it is impossible for one to be truly at home with a foreign 增詞the football match, he’s got an important said he’d e to the job was sweeping, scratching, could knit when i was typewriter is indeed cheap and e of its reliability and simplicity evaporation is often applied on a large scale, normally using steam as the heat ion will make iron and steel an el nino the pressures over australia, indonesia and the philippines are higher than normal, which results