旅程津贴 meaning in Chinese

mileage

Where an employee was entitled to a holiday journey allowance prior to 1 april 2003 but spent it after 1 april 2003 ; or the passage expenditure was incurred prior to 1 april 2003 but the tour only took place after 1 april 2003 , the employee could still get an exemption for the amount spent on holiday journey under the old rules
假如雇员在2003年4月1日前享有度假旅程津贴，但于2003年4月1日之后才使用该津贴；或者在2003年4月1日前招致旅费开支，但旅行团在2003年4月1日后才出发，该雇员仍可按旧规例获豁免花费在度假旅程上的款项。