1. saw是指一种用于切割或锯木材、金属等材料的工具。它通常由一把手柄和一条带有锯齿的金属片组成,通过来回移动手柄,使锯齿在材料表面来回切割,从而实现切割材料的目的。
英文:saw is a tool used for cutting or sawing materials such as wood and metal. It usually consists of a handle and a metal blade with teeth, which is moved back and forth to cut through the surface of the material.
2. 除了作为名词使用外,saw也可以作为动词使用,意思是使用锯子切割或锯开。它的过去式和过去分词形式分别为sawed和sawn。
英文:In addition to being used as a noun, saw can also be used as a verb, meaning to cut or split with a saw. Its past tense and past participle forms are sawed and sawn.
怎么读(音标)
英文单词“saw”的音标为/sɔː/。
用法
1. 作为名词时,saw可以指代实际使用的工具,也可以泛指任何类似的工具。
例:He used a saw to cut down the tree.
他用了一把锯子砍倒了树。
2. 作为动词时,saw通常接受物作宾语,并且常用于进行时态。
例:I sawed the wood into smaller pieces.
我把木头锯成了小块。
例句1-5句且中英对照
1. He sawed through the thick branch with ease.
他轻松地锯断了那根粗壮的树枝。
2. The carpenter used a hand saw to cut the wooden board.
木匠用手锯来切割木板。
3. The sound of the saw cutting through the metal was deafening.
锯子切割金属的声音震耳欲聋。
4. She sawed back and forth, trying to break free from the ropes.
她来回锯动着,试图从绳子中挣脱出来。
5. The old man was sitting on his porch, sharpening his saw.
老人坐在门廊上,正在磨他的锯子。
同义词及用法
1. hacksaw:一种小型手持锯,通常用于金属材料的切割。
例:He used a hacksaw to cut through the metal pipe.
2. handsaw:一种手持式的大型锯,通常用于木材的切割。
例:The carpenter used a handsaw to cut the wooden beam.
3. jigsaw:一种电动或手动操作的小型锯,通常用于精细工作和曲线切割。
例:She used a jigsaw to cut out intricate patterns in the wood.
编辑总结
saw作为名词,指代一种用于切割材料的工具;作为动词,意为“使用锯子切割或锯开”。它的用法简单明了,可以根据需要选择不同的同义词来表达更精确的意思。在使用时,需要注意动词形式和过去式、过去分词形式的区别。