These samples have to be () in certain kin
题型:单项选择题
问题:
These samples have to be () in certain kind of chemical water in order to protect them.
A. immersed
B. crisped
C. armored
D. arrayed
These samples have to be () in certain kind of chemical water in order to protect them.
A. immersed
B. crisped
C. armored
D. arrayed