Most mechanical pencils can be refilled, but some inexpensive models are meant to be disposable and discarded when empty.
多数自动铅笔可重新装填，也有一些便宜的类型用完后可以丢掉。
Liquefaction necrosis of the central part of lung cancer formation, when empty, X-ray signs easily confused with lung abscess.
肺癌中央部分坏死液化形成癌性空洞时，X线征象易与肺脓肿混淆。
Asked me, when empty to her, saying it was picked from the fields a lot of fresh wild shepherd's purse, on the other I'll get a.
问我，什么时候有空去她那，说是从田野里挑了好多新鲜的野生荠菜，就等我去拿了。
WS-BPEL actually specifies that a runtime fault is thrown when empty data is assigned, for example, if the source of an assignment is an uninitialized part.
WS - BPEL实际指定在分配空数据时抛出运行时错误，例如，如果分配的源是未初始化的部分。
We do not have to pour the alcohol hand sanitizer from one container to another... the product comes in self-contained refills that are disposed of when empty.
我们并不必将酒精型手消剂从一个容器倒入另一个容器里…该产品有配套的更换包装，用完即弃。
Because it is made of a fiberglass composite, it weighs only three-quarters as much as a standard container but-more importantly - when empty, it can be folded down to a quarter of its size.
因为这种集装箱由一种玻璃纤维合成材料制成，所以重量只有标准集装箱的四分之三；但更重要的是，在没装货物时，这种集装箱可折叠成四分之一大小。
When she saw that Heidi's bowl was nearly empty already, she also drank without even stopping.
但是当她看到海蒂的碗几乎空了的时候，她也一口气喝了下去。
When we use the same praise repeatedly, it may become empty and no longer valued by the child.
当我们重复使用同样的表扬时，它可能会变得空洞，不再被孩子重视。
Silences may be thoughtful, or they may be empty when a person has nothing to say.
沉默可能是深思熟虑的表现，也可能是一个人无话可说时的空洞。
When he was asked to draw a picture of something for which he was thankful, he drew a hand! Just an empty hand.
当他被要求画一幅他所感激的东西时，他画了一只手！只是一只空空的手。
Often, when the grocery store is empty and all you can hear is the buzzing of flies.
当杂货店里空无一人的时候，你所能听到的常常只有苍蝇的嗡嗡声。
He said although more fishing was taking place nearer penguin colonies it was often happening later in the season when these colonies were empty.
他说，尽管在靠近企鹅聚居地的地方有更多的捕鱼活动，但这通常发生在季节的晚些时候，在那时这些聚居地都空了。
When I went back a short time later, the dish was empty except for the red leaves.
过了一会儿，我又回去了，盘子里除了红叶什么都没有了。
But there've been times in the past when monsoon rains soaked the Empty Quarter and turned it from a desert into grassland that was dotted with lakes and home to various animals.
但过去也有过一些时候，雨季的雨水浸透了这片“空白之地”，把它从沙漠变成点缀着湖泊的草原，成为各种动物的家园。
我找到的时候它是空的。
When a bottle is empty, it will be thrown away as waste.
当一个瓶子空了，它将被当作废品扔掉。
Seeing my expressions, he told me that he found Michael Rogers's box was empty when he was passing out his valentines.
看到我的表情，他告诉我，他在分发情人节礼物时发现迈克尔·罗杰斯的盒子是空的。
At last when the dog returned empty-handed, the hunter was angry and blamed it.
最后，当狗空手而归时，猎人很生气并且责怪了它。
As a result, they burned more fat during walks on an empty stomach than when they had eaten first.
因此，他们空腹行走比进食后行走燃烧的脂肪更多。
The man was happy, but he became angry again when he found out the box was empty.
男人很高兴，但当他发现盒子是空的时，他又生气了。
Today, when I stand in that field which was once empty, I see trees about as tall as I am.
今天，站在那块曾经空旷的田野上，我看到了和我一样高的树。
When the old man knew about this, he gave the boy an empty bowl and asked him to go to the river and fill the bowl with water.
老人知道这件事时，他给了男孩一个空碗，让他去河边把碗装满水。
When the old man learnt about his purpose, he handed the boy an empty bowl and said, "Go to the river miles away and fill it with water."
老人知道男孩的目的后，递给他一个空碗，然后说：“到几英里外的河边去，把碗装满水。”
I started taking photos of the empty room when I felt something.
当感觉到好像有什么时，我开始对这个空房间拍照。
When your stomach's empty, it pumps out the hormone ghrelin, to whet your appetite and get your juices flowing.
当你的胃是空的时候，它会产生大量的饥饿激素来刺激食欲，让你感到饥肠辘辘。
A truly rich man is one whose children run into his arms when his hands are empty.
一个真正富有的男人，在他两手空空的时候，他的孩子会跑进他的怀抱。
Instead of throwing an exception when the queue is empty, the reader thread now blocks itself on the condition variable.
当队列是空的时候，读线程现在并不抛出异常，而是在条件变量上阻塞自身。
Further tests reveal that one of the two applications discussed earlier generates empty fields when only one product is ordered.
进一步的测试发现，当只订购一种产品时，前述的两个应用程序之一会产生空字段。
You can test for them explicitly or rely on PHP to return a default empty value when you reference them.
您可以显式地对它们进行检测，或在您引用它们时让PHP返回缺省的空值。
That intensity is strangely magnified when the building is empty, as if trembling in anticipation of a mass event.
当建筑是空的时候这种感觉就被奇异的放大，就好像人们在大事来临前的焦虑一样。
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