查询词典 back up

a pat on the back：赞扬,鼓励

buzz off 走开 | a pat on the back 赞扬,鼓励 | get someone's back up 惹某人生气;把某人给惹翻了

back down/off: to yield in argument, opinion, or claim; admit that one was wrong：放弃论点,承认错误

put someone's back up: to annoy someone 是某人生气 | back down/off: to yield in argument, opinion, or claim; admit that one was wrong 放弃论点,承认错误 | backbone: 中坚

back down：放弃要求,让步

ask for要求;请求 | back down 放弃要求,让步 | back up支持;堵塞;后退

Back pressure valve：止回阀

backlash valve 无游隙阀门 | back-pressure valve 止回阀 | back-up valve 列车后端制动阀

back-biting cynicism：背后说嘲讽别人的话

back up one's words with deeds 用行动说话 67 | back-biting cynicism 背后说嘲讽别人的话 186 | backbone of the economy 经济支柱 80

have/with one's back to/against the wall: to be in the most possible difficulties：处于困境

turn my back on: 置之不理 | have/with one's back to/against the wall: to be in the most possible difficulties 处于困境 | put someone's back up: to annoy someone 是某人生气

put one's back into sth：孜孜不倦地做某事

slap sb. on the back 拍拍某人肩膀(表示赞许或鼓励) | put one's back into sth. 孜孜不倦地做某事 | put one's back up [口](使)发怒; (使)发生反感; (使)倔强起来

back turn：逆向匝, 反作用匝

back turn pulley || 倒带轮 | back turn || 逆向匝, 反作用匝 | back up copy || 副本

back tube plate：后管板

[后]退焊接 back step welding | 后管板 back tube plate | 备用断路器 back-up breaker

It was a flatbed truck with three huge sewer pipes on the back, so I spent::: It was days：那是一辆拖车,后面有三根大管子

and back up, and we got a rid... | It was a flatbed truck with three huge sewer pipes on the back, so I spent::: It was days|那是一辆拖车,后面有三根大管子 | in the back of this truck, in a sewer pipe, ...

papaya, papaw：番木瓜tLu中国学习动力网

nutmeg 肉豆蔻tLu中国学习动力网 | papaya, papaw 番木瓜tLu中国学习动力网 | guava 番石榴tLu中国学习动力网

abstractive：有抽象能力的

abstractionist 抽象派艺术家 | abstractive 有抽象能力的 | abstractively 抽象地