查询词典 back-up

go back to：回去

go back on 违约 | go back to 回去 | go back 回去

go back home：回家

回信 write back | 回家 go back home | 回电话 call sb. back

go back of：[美口]调查, 研究

go back 回去追溯到(to), 回顾走下坡路 | go back of [美口]调查, 研究 | go back on 违背(诺言), 背弃 食言

go back of：探查究竟

go back home 回家 | go back of 探查究竟 | go back on one's word 食言

talk back hailer：一种驾驶台与船舶各部联系的传声设备

talk back facilities 对讲设备 | talk back hailer 一种驾驶台与船舶各部联系的传声设备 | talk back telephone 对讲电话

half back：念寮

centre half back 嶄寮 | half back 念寮 | left half back 恣念寮

have one's back to the wall：被逼到没有退路; 陷入绝境; 以寡敌众; 负隅死战

have...on one's back 背着, 驮着 受...攻击; 受...的责难; 被.... | have one's back to the wall 被逼到没有退路; 陷入绝境; 以寡敌众; 负隅死战 | fight with one's back to the wall 被逼到没有退路; 陷入绝境; 以...

To have one's back to the wall：努力克服巨大困难

To do something behind someone's back:背着干欺骗勾当 | To have one's back to the wall:努力克服巨大困难 | To see the back of someone/something:摆脱恼人的人或事

have...on one's back：背着, 驮着 受...攻击; 受...的责难; 被...不断地挑毛病

go behind sb.'s back 在某人背后搞鬼, 背着某人搞小动... | have...on one's back 背着, 驮着 受...攻击; 受...的责难; 被...不断地挑毛病 | have one's back to the wall 被逼到没有退路; 陷入绝境; 以寡敌众; 负隅...

back hoe：反向铲

back grey 印花衬布 | back hoe 反向铲 | back light 后灯

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件