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- burrow deeper into caves 躲进山洞
- Earthworms burrow deep into the soil. 蚯蚓钻土很深。
- Earthworms burrow deep into the subsoil. 蚯蚓深深地钻进底土。
- One square foot at a time, they burrowed deeper into the heart of the cave and, they hoped, closer to the boys. 一次一英尺面积，他们深入到洞的深处，希望很快接近男孩们了。
- The United States is building special "bunker-buster" bombs, designed to burrow deep into the ground before exploding. 美国已经开发出了"地堡终结者"，它可以在穿透地层到达目标后才爆炸。
- That makes an effort by Google, to burrow deep into the leading US research libraries to make digital copies of all the works it can lay its hands on, seem both ambitious and quixotic. 这让谷歌的一项努力看起来既雄心万丈又不切实际。谷歌对美国顶尖研究图书馆进行深度挖掘，为它能得到的所有著作制作数字副本。
- I burrowed deeper into my den, pressing my face against the inner ribs of the tree, inhaling its sweet rot and dankness, the grain of the wood rough against my skin. 我又往我的小窝里钻深了一些，把脸蛋贴在这棵树的筋络上，呼吸着它陈腐的芳香和黑暗的滋味，粗糙的树皮摩擦着我的肌肤。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Our fears multiplied as we went deeper and deeper into the cave. 我们越向洞穴深处越走心里就越害怕。
- The court had cleared the docket by sitting deep into the night. 法院开庭到深夜，处理了所有应审的案件。
- The explorers went deep into the jungle. 探险家们进入丛林深处。
- He went on studying deep into the night. 他继续学习至深夜。
- The ship sank deep into the sea. 船深深地沉入了海底。
- Those that survived moved underground and into caves. 那些幸存者搬迁到地下居住到洞穴中。
- The company is plunging deeper into debt. 这家公司债台高筑。
- The trap had cut deeply into the rabbit's flesh. 捕兽夹子紧紧夹住兔子的皮肉。
- She descended deeper into this stuffy well. 她深入这个拥挤不堪的井孔。
- She dug her hands deeper into her pockets. 她把两手深深地插进衣服口袋里。
- The country plunged deeper into recession. 那个国家进一步陷入经济萧条之中。
- Those that survive go into caves, and have to consume flesh to subsist as most vegetation has died. 那些幸存者进入洞穴，不得不进食肉类来维生，因为大部分的植物已经死亡。
