The upside down kind however, are caused by ice crystals in the air.

但是这种向下倒的彩虹，却是由空气中的冰晶所引起。

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If you are playing in a small area, consider throwing a hammer toss for your pull; the upside down disc orientation of a hammer makes it harder to catch.

如果你在一个小场地比赛，考虑用过顶掷发盘，一个颠倒的飞盘方向可以使它很难被接住。

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The painting was hung upside down.

这幅画挂颠倒了。

《柯林斯英汉双解大词典》

To dry parsley, tie the plant stems together and hang them upside down in a warm, dark,airy place.

VOA: special.2009.06.02

Remember that this molecule, let's look at the blue one wouldn't be the same if I turned it upside down.

让我们记住,如果我把蓝色的,单链倒过来,那么这条链和原来不一样了

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If you think of these kind of like trays in a cafeteria, right, that are kind of upside down, and by default, they're stacked from the floor on up and up and up.

如果你想象这种自助餐厅的托盘，对的，那有点混乱的，默认的，它们从地板开始往上堆起来。

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But at least you can look out when you do the upside down, it is a little more effort than (unintelligible) on the ground.

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The exhibit, which opens this week in New York City, is both a feat of scientific wonderment and an ironic exploration of perception, down to the upside down goggles that visitors can use to invert their view of the show.

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About an hour later, when the lifeboat was being hoisted back up to the deck, a cable holding it snapped and a hook holding the lifeboat on a second cable gave way, sending the lifeboat plunging into the port upside down, the authority said in a statement.

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