VOA慢速英语:Scientists in Search of a Common Language With Dolphins

1.He says it is easy for designers to understand how people will use their apps because they are designed with a clear task in mind.

in mind在心里

例句：The only thing in my mind was to get those guys off the boat.
      我心里唯一所想的就是把那些家伙从船上弄下来。

2.Experts say this is so the Internet search company can compete with Apple.

compete with与……抗争

例句：There's no point in joining a mass of people who are simply competing with one another.
      加入一个成员互相争斗的团体毫无意义。

3.Yet, mobile apps have not always been loved.

not always部分否定