air curtains for entranceways in food establishments
Related Translations:
入口: 1.(进入嘴中) enter the mouth 短语和例子难于入口 have a nasty taste; 不可入口 ! not to be taken orally!2.(进入的门或口儿; 输入) entrance; entry; inlet; introitus; aditus; throat; threshold 短语和例子车站入口处 entrance to the
