By the end of the study, synthesis of new muscle in the total bed-rest group had dropped by almost 50 percent, while the centrifuge group kept making muscle at a normal rate.
实验结束时，完全躺在床上的小组的新合成肌肉减少近50%，而离心组始终以正常速度合成着肌肉。
2
She did need a rest in bed.
她确实需要卧床休息。
3
He says the week of bedrest following the operation was some of the best sleep he's ever had.