VOA慢速英语:Migrating Birds Can't Find Their Way Home

短语讲解：

1. The researchers say countries need to work together and come up with safe stopover areas for birds that pass through their boundaries.

come up with 想出; 提出; 追赶上
例句：Slow down a bit and let me come up with you.
跑慢一点让我赶上吧。

2. One scientist who is not involved in the report tells the Los Angeles Times that while some habitats are changing, more work can be done to make urban areas safe for birds.

involve in 使参与[陷入，牵扯到]
例句：I do not want you involve in my work problems.
我工作上的问题不想把你也牵扯进来。

3. He says small changes – like planting more native plants or keeping cats out of areas birds would be likely to use – could make a big difference.

be likely to 可能
例句：They would not be likely to alight on the surface of the sea.
它们大概不会降落于海面上。