nodding acquaintance
1. 点头之交
He and I are not really friends, only nodding acquaintances.
我和他实在不算是朋友, 只是点头之交而已。
make the acquaintance of sb.
1. 结识某人
I made the acquaintance of Tom when on holiday in Spain.
我是在西班牙度假时结识汤姆的。
习惯用语a passing acquaintance with1.对...的浮浅的了解drop [cut] sb.'s acquaintance (=cut an acquaintance with sb.)1.和某人绝交have a nodding acquaintance with sb.1.与某人有点头之交; (对某学科)略知一二have a bowing acquaintance with sb.1.与某人有点头之交; (对某学科)略知一二have no acquaintance with1.不熟悉, 不了解make the acquaintance of sb.1.结识某人make sb.'s acquaintance1.结识某人pick acquaintance with1.偶然结识[认识]scrape up an acquaintance1.(没有人介绍的情况下)设法结识(某人); 极力(同某人)结交scrape up an acquaintance with sb.1.(没有人介绍的情况下)设法结识(某人); 极力(同某人)结交strike up an acquaintance1.偶然认识某人strike up an acquaintance with sb.1.偶然认识某人upon (further) acquaintance1.经过一段(较长)时期的熟悉[了解]