He's prone to flit between subjects with amazing ease.他往往会轻松自如地转换话题。Birds flit about in the sky.鸟在空中飞来飞去.Bats flit about in the twilight.蝙蝠在暮色中四处飞翔....
He's prone to flit between subjects with amazing ease.他往往会轻松自如地转换话题。When I called to get the money she owed me, I found she’d done a moonlight flit.我打电话向她催债时，发现她已经逃走了。Bats flit about in the twilight.蝙蝠在暮色中四处飞翔.Birds...
Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.The purified rice amylose and amylopectins were obtained by n - butanol recrystallization meth...