①在作表語的介詞短語中,介詞常轉譯為動詞,而連系動詞則省略不譯。如:This machine is out of repair.這臺機器失修了。
②在作目的或原因狀語的介詞短語中,介詞有時轉譯成動詞。
如:The plane crushed out of control. 這架飛機失去控制而墜毀。
The letter E is commonly used for electromotive force.通常用E這個字母表示電動勢。
③在作條件、方式或方法狀語的介詞短語中,介詞有時轉譯成動詞。如:
But even the larger molecules with several hundred atoms are too small to be seen with the best optical microscope.但是,即使有幾百個原子的分子也是太小了,用最好的光學顯微鏡也看不見它們。
④介詞短語作補足語時,其中介詞常轉譯成動詞。如:
Heat sets these particles in random motion.熱量使這些粒子作隨機運動。
The porous wall acts as a kind of seine for separating molecules.多孔壁的作用就像一把篩子,它把不同質量的分子分開。
②譯成讓步分句。
With all its disadvantages this design is considered to be one of the best.這個設計盡管有種種缺點,仍被認為最佳設計之一。
③譯成真實或虛擬條件分句。
Mans warm blood makes it difficult for him to live long in the sea without some kind warmth.人的血液是熱的,如果得不到一定的熱量,人就難以長期在海水中生活。
④譯成原因分句。
We cannot see it clearly for the fog.由于有霧,我們看不清它。
The machine is working none the worse for its long service. 這部機器并不因使用的時間長而性能變差了。
⑤譯成目的分句。
This body of knowledge is customarily divided for convenience of study into the classifications: mechanics, heat, light, electricity and sound..為了便于研究起見,通常將這門學科分為力學、熱學、光學、電學和聲學。