把带子围着腰转一圈然后在身体左侧的双环上系牢。
Pass the tape around your waist and tie securely in a double bow on your left side.
可以看得见锁孔，粗厚的锁闩深深地嵌在铁锁横头里，这锁看得出是双转锁，是监狱用的一种锁，过去在巴黎人们很喜欢用它。
The door was plainly double-locked. It was one of those prison locks which old Paris was so fond of lavishing.
综合分析表明，转双抗虫基因741杨对节肢动物群落垂直结构具有一定的正面效应。
So, transgenic insect-resistance hybrid poplar 741 showed positive effect on vertical structure of arthropod community.
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