1.海底
2.海床
1.the ground at the bottom of the ocean
1.China is one of the 25 areas targeted by the Census of Marine Life, and its seabeds have the greatest density of different species.
中国是海洋生物普查选定的25个地区之一，其海底中各种不同物种的密度最大。
2.The mountains are vestiges of ancient eroded seabeds that support graceful bamboo groves and terraced rice paddies.
山是古代受侵蚀海底的遗作，上载着秀美竹林和水稻梯田。
3.Many marine ecosystems don't fare well with rubber tires, paint cans, and disinfectants planted on the seabeds.
许多海洋生态系统在橡胶轮胎、油漆罐和沉积于海底的消毒剂这类垃圾的影响下难以为继。
4.Singapore is by no means the only nation taking part in what is a global harvest of sand from beaches, rivers and seabeds.
但新加坡绝不是世界上唯一一个从海滩、河流和海底捞土的国家。