where作為連接詞可引導(dǎo)名詞性從句、狀語(yǔ)從句和定語(yǔ)從句。
1. 引導(dǎo)名詞性從句
where作為連接副詞時(shí)可引導(dǎo)主語(yǔ)從句、表語(yǔ)從句和賓語(yǔ)從句等,可譯為“在什么地方”、“哪里”、“何處”、“何地”等。如:
* It matters much to efficiency where the machine is set up.
機(jī)器到底安裝在什么地方對(duì)效率關(guān)系極大。(where引導(dǎo)主語(yǔ)從句)
* This is where the new design has the advantage.
這就是新設(shè)計(jì)的優(yōu)越之處。(where引導(dǎo)表語(yǔ)從句)
* The heavy solid lines in Fig.4 indicate where the cut should be located.
圖4中的粗實(shí)線表示應(yīng)該從哪里切開(kāi)。(where引導(dǎo)賓語(yǔ)從句)
* There arose the question where the equipment should be installed.
這樣就產(chǎn)生了一個(gè)問(wèn)題:設(shè)備到底該安裝在哪里。(where引導(dǎo)同位語(yǔ)從句)
2. 引導(dǎo)狀語(yǔ)從句
where引導(dǎo)狀語(yǔ)從句,除了可譯為“(在)……地方”外,還可以譯為條件狀語(yǔ)從句。如:
* Explosive hardening procedures take up where heat treatments leave off.
不用熱處理的地方,可采用爆炸硬化法。