Josh doing a running cartwheel, jumping up and catching the monkey bars, and pulling himself rapidly across hand-over-hand.
杰克跑着做了一个侧手翻，跳起来抓住猴杆，双手交替着将自己迅速拉到对岸。
2
So, basically, in order to move, a cell climbs hand-over-hand along the extracellular matrix until it reaches a blood or lymphatic vessel and penetrates it. From there, it's smooth sailing.
基本而言，细胞顺着细胞外基质移动，一旦发现血管或淋巴管，穿透血管和淋巴管，这样就畅通无阻了。
3
It has been suggested that when it comes to hand-to-hand fighting, left-handers may have the advantage over the right-handed majority.