allowance on sales

例句：

1. 1. The teacher gave the students a small allowance for their hard work.
   老师给学生发了一小笔津贴作为对他们努力的奖励。
2. 2. The company provides an annual allowance for its employees.
   公司为员工提供年度津贴。
3. 3. The student had to pay his own allowance for the new shoes he bought.
   这个学生不得不自己支付他买的新鞋的费用。