You have to be tough and clever to be able to live like this,只有身手矫健警觉机灵才有可能吃到肉
be able to会; 能
They appear to be able to handle the problem.
他们似乎可以处理这个问题。
Now no company seems to be able to corner the computer market.
现在似乎没有哪家公司能够垄断电脑市场。
They are making three-million-year-old teeth chew once again.他们让这副3百万年前的牙齿再次进行咬合实验
once again再一次
Amanda is home from college once again.
阿曼达又从学校回到家
I'll run back over the procedure once again.
我把这个程序再复查一次。