A rigid lifesaving device only designed fo
题型:单项选择题
问题:
A rigid lifesaving device only designed for survivors to hold on to while in the water is a().
A.liferaft
B.life float
C.life preserver
D.buoyant apparatus
A rigid lifesaving device only designed for survivors to hold on to while in the water is a().
A.liferaft
B.life float
C.life preserver
D.buoyant apparatus