Maybe closed timelike curves aren't closed at all?

也许闭合的类时间曲线根本不是闭合的？

Open the upper lids as wide as possible. Keep the lower lids slightly closed.

上眼睑尽量打开 下眼睑轻微闭合。

Well, we can do a simple arthroscopic surgery to remove the tear.

可以做一个关手术来闭合裂缝。

Soon after birth, the foramen ovale closes and prostaglandin E2 levels fall, causing the ductus arteriosus to close off.

出生后不久，卵圆孔闭合、前列腺素E2水平下降，导致动脉导管闭合。

So having the tips more closed and the back more open.

即滑雪板尖端更闭合，背面更开放。

You close the ring when you hit the globally recommended 30 minutes of exercise per day.

30分钟时，圆环就会闭合。

You can see my diaphragm closed.

可以看到我的横膈膜闭合了。

And, the interesting part is that these sutures are not fused together.

并且有趣的是，这些骨缝并没有闭合在一起。

Then the jaw comes up as the front of the tongue arches towards the roof of the mouth.

然后随着舌头顶住上颚，下巴闭合。

Mimosa pudica plants, are those leafy plants that close up when touched.

含羞草是一种多叶植，摸时叶子就会闭合。

So by manipulating the control wire, one could open or close the circuit.

因此通过操作控制线路我们就可以打开或闭合电路。

She could not stay in the other flowers because they were all closed up.

因为其他的花骨朵都已经闭合了，她现在无处藏身。

I went to the hospital and the same thing again. My right lung had collapsed.

我去了医院，结果是因为同样的原因，我的右肺闭合了。

So basically, there are muscles there that close and open to allow air to come in.

所以基本上，那里的肌肉可以闭合和打开，让空气进入。

In a relay, there is a control wire that determines whether a circuit is opened or closed.

在继电器中，有根决定电路是否闭合的控制线。

The Venus fly trap uses clam-like leaves that snap shut when an insect crawls between them.

当昆虫爬到叶子之间时，捕蝇草像夹子一样的叶子就会迅速闭合。

In some cases, the PDA may be closed by surgical ligation as well.

在有些情况下，PDA也可通过外科结扎闭合。

An " a" or " o" that isn't closed could look like a " u" .

如果字母“a”或者“o”没有闭合就会像“u”。

We, drop your jaw a little bit for the e sound, so it's not super closed.

把的下巴放低一点，发/e/的音，所以它不是完全闭合的。

When letters have loops on their ascenders, or don't have fully closed tops, they can be unclear.

如果字母上半部分有环形连笔，或者字母的圈没有闭合，那就不太容易辨认。