daysack
noun [ C ] UK (also day sack) uk/ˈdeɪ.sæk/ us/ˈdeɪ.sæk/
（同 daypack）
a daypack
It's a simple, very hard-wearing hillwalking daysack. 这是一个简单、非常耐磨的山地步行小背包。
The rucksack has a "zip-off" front pocket which can be converted to a day sack. 大背包的前面有一个 "拉链式 "的前袋，可以取下变身为一个小背包。
- More examples
- If you are walking, then a daysack of 25-35 litres should be sufficient.
- We had porters to carry all our luggage apart from things like water that we carried in our day sacks.
- This item is generally classified as a rucksack rather than a daysack because of its size.
- There are times, especially in winter, when the average daysack just can't handle all you want to shove into it.