Backdates
v. 倒填日期( backdate的第三人称单数 ); 使（付款等）在较早的日期开始生效
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
We must get back to first principles.
我们必须回到基本原则上来。
At the moment, they cover every inch of floor space and I actually have to walk on them to get in or out of the room.
这会儿，书把地板的每一点空隙都占据了，我实际上是踩着这些书进出房间的。