1.cascadev.瀑布似地落下;连结;串联
We can cascade them to determine their overall effect.
我们可以将它们串联起来确定它们的总体影响。
2.croakv.嗄嗄叫;发牢骚
Everyone seemed rather out of sorts and inclined to croak.
每个人似乎都有点不对劲,想发发牢骚。
3.barreln.桶;枪管;一桶的量
Beer swilled around the bottom of the
啤酒咱桶底晃荡。
4.growlv.怒吠;咆哮;吼
The dog evinced its dislike of stranger by growl.
犬以咆哮表示憎恶生人。