英语语法分析

If you go through your white flour in less than a year, you can safely keep it on the counter in an airtight jar or canister.

如果您可以在不到一年的时间里用完您的白面粉，那您就可以放心的把它放在柜台上的密闭瓶或罐中。

The bag contained her school gym clothes, a plastic canister with vitamin drinks, and a lunchbox.

袋里装着她学校的体育服、一个装着维他命饮料的塑料水罐和便当盒。

It even has an onboard oxygen canister.

它甚至还随身携带氧气瓶。