The family had given shelter to an old pedlar.这家人为一个老年货郎提供住宿。From the alleyway outside came the " tock - tock ! " of a dumpling - pedlar striking his bamboo tube.衖 堂里馄饨担的竹筒托托地响了几下.I buy to that book from flowing pedlar t...
利用固相力化学反应器实现对废旧轮胎橡胶的常温力化学脱硫化.The stress - induced mechanochemical devulcanization of waste tire rubber at ambient temperature can be achieved through pan - milling....
Beauty is an attitude. It has nothing to do with age.美是一种态度，与年龄无关。The best thing to do when entering unknown territory is smile.踏入未知地带最好的对策就是微笑。Failure is never quite so frightening as regret do.比失败更令人恐惧的是懊悔。...