与by固定搭配的雅思词汇

by iteslf 自动地,独自地

by means of 用,依靠

by oneself 单独地,独自地

by reson of 由于

by the way 顺便说说

by virtue of 借助,由于

by mistake 错误地,无意地

by no means 决不,并没有