1.
I fall upon the thorns of life!
我跌在生活底荆棘上，
2.
bilge board
(船底)活水道盖板
3.
small bottom-dwelling dogfishes.
生活于海底的小狗鲨。
4.
Detroit Pistons
底特律活塞队（篮球）
5.
piston to head clearance
活塞底和气缸头间隙
6.
bottom-supported mobile rig
坐底式活动钻井装置
7.
creatures that populate the ocean depths.
生活于大洋洋底的生物
8.
piston ring back clearance
(指与活塞底之间) 活塞环内表面间隙
9.
Benthos The organisms that live on the bottom sediments of freshwater and marine ecosystems. They include plants and algae (phytobenthos) that grow below low tide mark.
底栖生物（海底生物）：在淡水或海洋生态系统底部生活的生物体。包括一些水底的植物和藻类。
10.
He needs to make a clean break with his old life and start afresh.
他需要与旧生活彻底决裂，重新开始新的生活。
11.
The family lived in an unremarkable suburb of Detroit.
一家人生活在底特律不起眼的郊区。
12.
We live at the base of the atmosphere.
我们生活在大气的底部中。
13.
free vehicle respirometer
活动式海底生物呼吸测量器
14.
the event of a structure being completely demolished and leveled.
将某种构造彻底破坏的活动。
15.
bottom-dwelling ray-like sharks.
生活于海底的鱼雷状鲨鱼。
16.
The experience completely changed his outlook on life.
这一经历彻底改变了他对生活的看法。
17.
Stash away both what you lost and gained, for life continues on.
将得失深藏心底吧，为了那未来的生活。
18.
This principle have be weave into the warp and woof of his life.
这个原则已经成了他生活的根底。