As if to underline the horror,the place is infested by vast swarms of flies.更為恐怖的是大量的蒼蠅聚集于此

as if猶如，好像，好似，仿佛

He walked along as if favoring his sore foot.

他走路像是特別小心照顧他那只酸痛的腳似的。

I felt as if my heart would burst with joy.

我覺得自己高興得心花怒放。

The flies are filled with freshwater, filtered from the brine.它們能將鹽水過濾，使體內充滿淡水

fill with使 ... 充滿，用...裝滿

The ball is filled with gaseous mixture.

那個球充滿了氣體混合物。

They were filled with wonder at the sight.

他們見此情景驚嘆不已。

More and more migrants join in.越來越多的候鳥加入了捕食行列

join in參加； 加入

They pestered her to join in the scheme.

他們不斷要求她參與那計劃。

I will join in the project, heart and hand.

我會滿腔熱情地參加這項工程。