backed
adj. 有背的；有财力支持的
v. 支持；使后退（back 的过去分词）
例句
His employers backed him up.
他的雇主们支持了他。
《柯林斯英汉双解大词典》
The house is backed by fields.
房子的后面是田野。
《牛津词典》
I backed the car up to the door.
我把车倒到门前。
