爬到一半就累了 Climb to half the tired ; Halfway on the tired
爬一半
Climb halfway
以上为机器翻译结果，长、整句建议使用 人工翻译 。
每人中途都停下来歇息了好几次，这山太难爬了，我能跟一群平均年龄只及我一半的小伙子一起坚持爬山，心里不免有点自豪。
The uphill trek is tough enough. I had some pride that I was with a group of guys whose average age was about half of mine and I could keep up with them.
youdao
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