A flat tyre 10 miles beyond Mount Barnett Roadhouse, a cross-threaded wheel nut, a dodgy jack handle, a dubious spare and a temperature of 100F (38C) had made for a taxing last couple of hours.
我们在过了巴内特山客栈十英里的地方爆了胎，换胎时有一只轮胎螺丝滑了牙，千斤顶不好使，备胎的质量又很可疑，再加上气温高达38摄氏度，使我们耽搁了很多时间。
The hoisting jack calls the mechanical hoisting jack, is by the manpower through the screw vice-transmission, the screw rod or the nut sleeve achievement goes against lifts.
液压千斤顶又称机械式千斤顶，是由人力通过螺旋副传动，螺杆或螺母套筒作为顶举件。
But I don't like her boyfriend, Jack. He's a hard nut to crack.
但是我不喜欢她的男朋友，杰克。他是个难对付的人。
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