They usually come a cropper when they tangle with the heavy mobs.
他们和大群流氓打架的`时候常常以惨败告终。
Whatever objection made by us, he finds too heavy to remove, he overleaps it.
不管我们提出什么反对意见，只要觉得不好对付，他就采取听而不闻的态度。
Heavy teaching loads are often quoted as a bad influence on research.
人们经常指出，沉重的教学负担对研究工作会产生不良影响。
[with obj. and infinitive]I fell over what I took to be a heavy branch.
我摔倒在一个我认为非常粗的树枝上。
Consumers will find it difficult to service their heavy load of debt.
消费者会觉得难以承受沉重的债务所带来的负担。