1—a new research shows that as children grow they become less active.
翻譯：一個(gè)新的研究報(bào)告顯示：因?yàn)楹⒆觽兂砷L,他們變得更少的活躍
as
adv.同樣地,一樣地
She is as tall as her mother：她和她母親一樣高.
The dining room was twice as big as the Tom's.
這個(gè)餐廳比湯姆的餐廳大一倍.
prep.
1.(表示時(shí)間)當(dāng)還是…的時(shí)候
As a schoolboy,he showed every sign of genius.
當(dāng)他還是個(gè)小學(xué)生的時(shí)候,就顯示出了天資聰慧.
2.(表示結(jié)果)成為,看作,看成
We had better treat it as a joke.
我們最好把它當(dāng)作玩笑.
4.(表示目的)為了,以…為目的
The dykes were built as a protection against the sea.
建筑堤壩是為了防止海水泛濫.
5.(表示舉例)例如,諸如…之類的
We talked about such subjects as the weather.
我們談?wù)摿酥T如天氣之類的話題.
conj.
1.在…期間,當(dāng)…時(shí)候
I was coming in as he was going out：我進(jìn)來的時(shí)候,他正出去.
2.盡管,即使,雖然
Intelligent as you are,I suspect you will fail.
盡管你聰明,我猜想你會失敗.
3.由于,因?yàn)?
As you weren't there I left a message.
因?yàn)槟悴辉谀抢?我留了個(gè)信兒.
本句as是連詞 做：由于,因?yàn)?講
a new research shows that as children grow they become less active.
翻譯：一個(gè)新的研究報(bào)告顯示：因?yàn)楹⒆觽兂砷L,他們變得更少的活躍.