child support
noun(British English also child maintenance)
[uncountable]money that a parent must pay regularly to help support their child, when the child is no longer living with that parent 子女抚养费：当子女不再与父母同住时，父母必须定期支付的钱来抚养子女 After they divorced, he refused to pay child support. 他们离婚后，他拒绝支付孩子的抚养费。 He was ordered to pay his ex-wife $1 000 in child support each month for his sons. 他被命令每月向前妻支付1 000美元的子女抚养费。