Upper-bracket taxpayers who elected to pay their tax increase in instalments must pay the third instalmentby April 15.
选择分期支付增税的高额纳税人必须在4月15日之前交纳第3期税款。
《柯林斯英汉双解大词典》
3
The readers who have been hooked by the adventures of the jahaj-bhais will have to wait until 2010, when the second instalment is due to be published, to meet them once more.