For safety reasons, both the park and the road from it south to Las Cruces, New Mexico may be closed for an hour or two while tests are taking place.

VOA: special.2010.01.04

When an action potential is initiated these ion channels go from their closed state to their open state, when they open sodium can now pass through.

当动作电位形成时,离子通道,从关闭状态转到打开状态,当通道打开时,钠离子就可以通过

耶鲁公开课 - 生物医学工程探索课程节选

when I actually transferred. I went from a very closed-minded school with a very similar dynamic.

当我真正转学过来的时候，我来自一个非常封闭，一成不变的学校，

在学校的时光 - SpeakingMax英语口语达人

Nineteen-year-old Cimeau Cassandra is one of several students from Port-au-Prince whose schools are now closed and who have come to Mirebalais to register for classes.

VOA: standard.2010.02.01

On the three thousand two hundred eighty-seventh night of your Parisian affair, as I lay in Simois-mud picking vermin off the wound I got that day from cunning Pandarus, exhaustion closed my eyes.

在你和帕里斯发生关系后的第三千两百八十七夜,那个日子是狡猾的潘达洛斯告诉我的,我正躺在西摩伊斯河岸边，拣伤口上的虱子,疲惫让我闭上了眼睛。

耶鲁公开课 - 1945年后的美国小说课程节选

Those of us who have insurance," In closed door negotiations, House Democrats are trying to overcome objections from fiscally-conservative Democrats who are not satisfied with cost reductions in the emerging measure.

VOA: standard.2009.07.21

Roads surrounding the Metropark Hotel in Wanchai district were closed Friday in the middle of the evening rush hour as the government vehicles prepared to transport nearly 300 people from the hotel.

VOA: standard.2009.05.08

Attention has been focused on Senator Harry Reid, a Democrat from Nevada, as he works behind closed doors to try to meld two different committee versions of health care legislation into one bill for the full Senate to debate.

VOA: standard.2009.10.26

With large areas of the Gulf closed to fishing and the industry reeling from the impact of the spill, the president announced what he called a comprehensive coordinated multi-agency initiative to ensure that seafood from the Gulf is safe to eat.

VOA: standard.2010.06.14