I earn enough to push the boat out now and again.我挣的钱足以时不时摆摆阔了。Now and again he'd join in when we were playing video games.我们玩电子游戏时，他偶尔会和我们一起玩。Now and again , he caught a whiff of a peculiar smell.他不时闻到一股怪味....
这束毛线解不开.This skein of wool won't disentangle.绳子解不开了，只能剪断。The rope could not be disentangled and had to be cut.这个结太结实了,我解不开.This knot is so tight I cannot undo it....
Bone marrow transplantation began 20 years ago.骨髓移植开始于20年前。Transplantation is not always successful in the matter of flowers or maidens.花儿移栽往往并不成功,少女们换了环境也是如此.Results: All animals survived after transplantation and tumor...