If you're using an airtight plastic bin, consider punching a few tiny holes in the lid to encourage air circulation.

如果你使用的是密封塑料箱子，建议在箱子盖上打几个小孔，有利于空气的循环。

youdao

It looks just like any other orange bin, except it' s equipped with a solar panel on its lid and has a sound mechanism, " said Bernd Mueller of the city' s refuse collection department."

据当地官员称，这种垃圾桶的外表和其他垃圾桶一样呈桔黄色，盖子上装有一块太阳能电池和语音装置。

youdao