新概念英語第三冊逐句精講語言點(diǎn) 第42課 現(xiàn)代洞穴人 (5)

　　They had to edge their way along this, sometimes wading across shallowstreams, or swimming across deep pools. Suddenly they came to a waterfall whichdropped into an underground lake at the bottom of the cave. They plunged into thelake, and after loading their gear on an inflatable rubber dinghy, let the current carrythem to the other side. To protect themselves from the icy water, they had to wearspecial rubber suits. At the far end of the lake, they came to huge piles of rubble whichhad been washed up by the water. In this part of the cave, they could hear an insistentbooming sound which they found was caused by a small water-spout shooting downinto a pool from the roof of the cave. Squeezing through a cleft in the rocks, thepotholers arrived at an enormous cavern, the size of a huge concert hall.

　　20.They had to edge their way along this, sometimes wading across shallow streams,or swimming across deep pools.

　　他們不得不側(cè)著身子往前走，有時(shí)過淺溪，有時(shí)游過深潭。

　　21.Suddenly they came to a waterfall which dropped into an underground lake at thebottom of the cave.

　　突然，他們來到一道瀑布前，那瀑布奔瀉而下，注入洞底一處地下湖里。

　　22.They plunged into the lake, and after loading their gear on an inflatable rubberdinghy, let the current carry them to the other side.

　　他們跳入湖中，把各種器具裝上一只充氣的橡皮艇，聽任水流將他們帶往對岸。

　　23.To protect themselves from the icy water, they had to wear special rubber suits.

　　湖水冰冷刺骨，他們必須穿上一種特制的橡皮服以保護(hù)自己。

　　語言點(diǎn):icy water表示“冰水”。

　　24.At the far end of the lake, they came to huge piles of rubble which had been washedup by the water.

　　在湖的盡頭，他們見到一大堆一大堆由湖水沖刷上岸的碎石。

　　25.In this part of the cave, they could hear an insistent booming sound which theyfound was caused by a small water-spout shooting down into a pool from the roof ofthe cave.

　　在這兒，他們可以聽見一種連續(xù)不斷的轟鳴聲。后來他們發(fā)現(xiàn)這是由山洞頂部的一個(gè)小孔里噴出的水柱跌落到水潭中發(fā)出的聲音。

　　26.Squeezing through a cleft in the rocks, the potholers arrived at an enormouscavern, the size of a huge concert hall.

　　洞穴探險(xiǎn)者從巖石縫里擠身過去，來到一個(gè)巨大的洞里，其大小相當(dāng)于一個(gè)音樂廳。

　　語言點(diǎn):句子結(jié)構(gòu)分析: the size of a huge concert hall是cavern的同位語。