as 詞性,解釋一問

A:- Samsung Electronics expects to surge...as ...continue to grow:-
The time clause can be introduced by the conjunction,eg.when=as.
As is used when we are thinking of the course of an action.For that reason the verb in an adverb clause beginning with "as" is generally in the Continuous Tense,depending where it is=as a conjunction=when="as".

其實這個as的意思是：隨著
如：yahoo 字典就有一例，

As the sun rose the fog dispersed. 隨著太陽出來, 霧隨之消失。

牛津第六版也有一例
As she grew older she gained in confidence.隨著年齡的增長她的信心增強了。

而這個as是連接詞（conjunction)

希望幫到你！

Samsung Electronics has said that it expects its profits to surge 79% in the second quarter as sales of its smartphones continue to grow.

As in this sentence has the meaning of because

as could mean something else depending where it is