accumulations 测验
EN中积累
- 选择每个问题的最合适的答案。
- 问题 1 :
- accumulations
- accumulation
- 问题 2 :
- accumulations
- accumulation
In addition, excessive accumulation of complement proteins is the major cause of drusens, whose deposition in the eye is an early sign of age-related macular degeration (AMD) [46 ].
The seafloor there is composed of scoracious lava decorated with small sponge-crinoid mounds and featuring minor accumulations of sandy mud in small depressions [19 ].
资料来源: 维基词典