Maybe opaque bottles aren't as good at keeping bacteria from growing in milk after the bottle has been opened for something.

也许不透明的奶瓶在被打开后，并不能很好地防止细菌在牛奶中生长。

youdao

The shop in Wanda Square has been opened for six years, but I haven't been there so far.

万达广场的商店已经开了六年了，但到目前为止我还没有去过。

youdao

Another new air route has been opened up.

又有一条新航线开航了。

《新英汉大辞典》

It has been hugely popular. It officially opened in October.

VOA: special.2009.12.11

But there has been a wave of religious demonstrations since a parking lot opened on the Sabbath near an ultra-Orthodox neighborhood several months ago.

VOA: standard.2009.11.14

The facility opened in mid-January and has been a popular destination during the Winter Games.

VOA: standard.2010.02.19

Beverley Minster's churchyard has been opened to the public for the first time since the early 19th century.

BBC: Beverley Minster churchyard opens to the public

An evacuation center has been opened at the Banning Community Services Center, officials said.

CNN: Evacuations begin as California wildfire grows

An inquest has been opened and adjourned into the death of Flintshire-based vet Catherine Gowing.

BBC: Catherine Gowing