请用英语解释下列句子:
问题描述：
请用英语解释下列句子:
1.We can do calculations easier by using a calculator.
2.Shakuntala's brain took fifty seconds to find the answer.
我再次强调...是用英语解释(即同义句拉~)
答
1.We can use a calculator to do some maths problems.
2.It took Shakuntala 50 seconds to find the answer.