active bed-rest 主动卧床休息
active fuel bed 燃料燃烧层 ; 有效燃料床
active source bed 有效生油层
biologically active fluidized bed 生物流化床
chemically active fluidised bed 化学活性流化床
active carbon bed 活性炭床层
One night near the end, while my wife, my niece, and I were by his side, Dad suddenly became very active and tried to get out of bed.
在他临终前的一个晚上，我和妻子及侄女都在他床边。 他突然变得很活跃，甚至想下床来。
Patients in the massage groups spent fewer days in bed, were more active, and used less anti-inflammatory medication than did those with usual care.
在按摩组患者与常规治疗者比较，在床上休息时间减少，参加更多活动，并且更少使用抗炎类药物。
The fluidized-bed electrochemical reactor is a new type of electrocbemical reactor cbaracterized by large active surface and high mass transter coefficient.
流化床电化学反应器是一种新型的电化学反应器，具有活性面积大、质系数高等优点。
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