本研究旨在构建具有猪 MSTN 前肽基因定点突变的真核表达载体。

This research intended to construct a eukaryotic expression vector with a site-directed mutation of porcine MSTN propeptide gene.

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“我本来以为他在开玩笑，直到他开始往下走才信以为真。”肯尼迪事后一边说，一边在一排电视摄像机前出示那张假条。

"I thought he was joking until he started walking down," Kennedy said after the event, showing off the note in front of a bank of television cameras.

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我儿子坐在电视机前看英超的比赛，不知道他是怎么学会打开卫星电视频道的，真讨厌。

My son sits in front of the television watching English Premier League soccer. Somehow he has discovered how to unblock satellite TV. I hate that.

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