重点讲解：
1. pick out 辨认出；分辨出；
例句：The detective-constable picked out the words with difficulty.
探警费力地辨认出这些文字mWgqE|zMoj(w85rJOc。
2. lots of 许多；很多；大量；
例句：We took lots of measurements.
我们得到了许多测量结果fIX%3ppA2Y!|m。
3. contribute to 促成；促使；是导致…的原因之一；
例句：There is no doubt that these measures will contribute to the solution of the problem.
毫无疑问这些措施将会有助于解决这个问题(uTiT-;9ID1JJ0YCo#Lj。
4. come back 回来，回去；
例句：She's going to come back every so often.
她会偶尔回来的);W)3DtF(N&L。