have to go to the bathroom短语⁴³⁰⁸² 基本例句 上厕所 That means on a plane, after you pass security, you should purchase extra water and drink enough of it on the flight so that you have to go to the bathroom to urinate. 也就是说，在通过安检登机后，要额外买水并饮用足够多的水，以入厕小便。 diarycn