1. let's take five. 休息五分钟。
2. give me five. 击掌庆祝。
3. the store is open 24/7. 这家店一周七天，一天24小时开门。
4. I always give 100%. 我做什么事都全力以赴。
5. We only have a 50/50 chance to win. 我们只有一半的可能能赢。
数学符号
+ plus加号，正号 - minus减号，负号；× is multiplied by乘号； ÷ is divided by除号线 ; = is equal to等于号；≠ is not equal to不等于号； is greater than大于号；≤ is less than or equal to小于等于号；≥ is more than or equal to大于等于号
