She unwrapped the parcel, and took out the mirror it con-tained.
她打开包袱，从里面拿出镜子。
Low reaction force, high energy absorption. Easy to be installed and main-tained.
吸收能量高、反力低，结构合理，安装，维修方便。
The endocrine organs such as adrenal, pituitary and thyroid gland also con-tained a fairly high specific activity.
其中脾、肾、心的比活性较其他脏器为高，内分泌腺中的肾上腺、垂体和甲状腺的比活性亦较高。
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