1. Many people enjoy participating in lotteries for fun. 许多人喜欢参与彩票作为娱乐。

2. State lotteries raise money for public services. 国家彩票为公共服务筹集资金。

3. She bought several lotteries hoping to win a prize. 她买了几张彩票希望中奖。

4. Lotteries are based on random chance. 彩票基于随机概率。

A: Have you ever played lotteries before?
A：你以前玩过彩票吗？

B: Yes, I sometimes buy lotteries for fun.
B：是的，我有时买彩票娱乐一下。

1) 指多种彩票或抽奖活动的集合

2) 指通过随机抽取决定奖项的系统

3) 指用于筹集资金的公益或商业抽奖方式

4) 指以运气为基础的娱乐性游戏形式

1. 彩票；抽奖活动（lottery的复数形式）

e.g. Lotteries are popular in many countries. 彩票在许多国家都很受欢迎。

2. 随机抽奖系统

e.g. These lotteries are used to raise funds. 这些彩票用于筹集资金。

noun

1. Plural of lottery; systems or events where prizes are distributed by chance among ticket holders.

Synonym: raffles, drawings