Biotinylated
[医]生物素（酰）化的
🗣️ 情景例句
of getting them to spend more time together.
能让他们有更多时间相处。
A good beginning makes a good ending.
善始者必善其终。
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，历史学家企图重现遥远的过去可是一项艰巨的任务，