up and down :上上下下 here and there:到处 more or less:或多或少 high and low:到处 我就记得这几个 ==========-----------
英语中由反义词构成的短语
up and down :上上下下
here and there:到处
more or less:或多或少
high and low:到处
我就记得这几个
==========-----------2013-10-15
now and then
do's and don'ts2013-10-15
ups and downs n. 盛衰,沉浮2013-10-15
