The tractor frame uses super-long fifth-wheel pick-up plate as well as plate reinforced cross member.
牵引车车架采用了超长的鞍座连接板及连接板加强横梁。
The evertible reinforced fifth-wheel pick-up plate is introduced on the reinforced frame. The adoption of two-layer fifth-wheel pick-up plate enables it carry more load.
并在加强型车架上增加了外翻式加强鞍座连接板，双层鞍座连接板的采用，使其更具有超强的装载能力。
But it's superfluous, really-which is why calling someone a "fifth wheel" is a way of calling them unnecessary, basically a tagalong.
但它是多余的，真的- - -这就是为什么将一个人称作“第五轮”是指他们无用，根本是个跟屁虫。
When I was young, I always thought that I was the fifth wheel both at home and school, but when I saw the sunshine, I saw hope.
我年少的时候，我总是觉得我在家里、在学校里都是多余的人，但是，每当我看见阳光，我就看见了希望。
I'm tired of being treated like the fifth wheel around here .
在这儿工作，我感觉自己只是一个旋转不停的齿轮。
And the appropriate control position of shift gear and the fifth wheel can ensure safe and efficient control.
变档和第五轮控制位置恰当，确保安全及高效控制。
He was the only one without a date, so he felt like a fifth wheel.
他是唯一没被邀请的人，因此他感到自己很是多余。
The team already had two goalkeepers, so I felt like a fifth wheel.
队里已经有两个守门员了，我完全是多余。
I am tired of being treated like the fifth wheel around here.
我讨厌在这儿被当作多余的东西。
I don't like living with my son and daughter-in-law. I feel like a fifth wheel.
我不喜欢和我儿子儿媳妇一起住，我觉得我很多余。
A mother-in-law on a honeymoon is a fifth wheel.
度蜜月时，丈母娘是个大电灯泡。
The fifth wheel provides a solid connection point to carry the bracket quickly.
第五轮提供稳固连接点，快速接运托架。
I don't like living with my son and daughter-in-law. I feel like a? Fifth wheel.
我不喜欢和我儿子儿媳妇一起住，我觉得我很多余。
I don't have a role in the office anymore-i feel like a fifth wheel.
我在办公室不起作用了——我觉得自己像个多余的人。
My son asked me to come help at his school track meet but I felt like a fifth wheel when I got there: they already had enough people to help so I just stood there feeling useless.
我的儿子要我在他学校开运动会的时候去帮忙。可是，我到了那里觉得自己似乎是多余的，因为他们已经有好多人在帮忙，我只好站在那里没事干。
My son asked me to come help at his school track meet but I felt like a fifth wheel when I got there: they already had enough people to help so I just stood there feeling useless.
我的儿子要我在他学校开运动会的时候去帮忙。可是，我到了那里觉得自己似乎是多余的，因为他们已经有好多人在帮忙，我只好站在那里没事干。
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