(ASKING) "In fact,the absorption enhancement that we see is in the range of 20 to 50 times the single-pass absorbance."

VOA: standard.2010.02.19

so they can see different cultures, different type of things that they have there.

他们(孩子们)就能在那里接触不同的文化，做不同的事情。

在梅可姆公园 - SpeakingMax英语口语达人