/sɔ: ||; sɔ/noun [C] a tool that is used for cutting wood, etc. A saw has a long flat metal part (a blade) with sharp teeth on it, and a handle at one or both ends. 锯 ☞picture at tool 见tool插图 saw verb [I,T] (past tense sawed;past participle sawn /sɔ:n ||; sɔn/) to saw through the trunk of a tree 锯断树干 · He sawed the log up into small pieces. 他把那圆木锯成小块。 In American English the past participle is sawed. 在美国英语，saw的过去分词为sawed。