He was rescued only when an exhausted friend swam ashore.
当一个精疲力尽的朋友游上岸时，他才得救。
When an older person enters a room, everyone stands.
一位老人进入房间时，所有人都站着。
When an organisation is shrinking, the best and most mobile workers are prone to leave voluntarily.
当一个组织在萎缩时，最优秀、流动性最强的员工往往会自愿离职。
When an object is encountered again, it is matched with its internal representation and thereby recognized.
当再次遇到一个对象时，它将与其内部表示相匹配，从而被识别。
The girl was then hit a second time by another van when an elderly trash collector came to her aid, according to some witnesses.
据一些目击者说，当一位上了年纪的垃圾清运员前来帮助她时，这名女孩再次被另一辆面包车撞倒。
A century ago in the United States, when an individual brought suit against a company, public opinion tended to protect that company.
在一个世纪前的美国，当个人对一家公司提起诉讼时，公众舆论往往会保护那家公司。
When an important person died, scenes and stories from his life were painted and carved on the walls of the place where he was buried.
当一个重要人物去世时，他的生活场景和故事都会被画出并刻在他被埋葬的地方的墙上。
When an association continues long enough for two people to become linked together by a relatively stable set of expectations, it is called a relationship.
当一段联系持续时间足够长，使两个人通过一组相对稳定的预期连结在一起，这就叫做关系。
But in some cases, one marketer's owned media become another marketer's paid media—for instance, when an e-commerce retailer sells ad space on its Web site.
但在某些情况下，某市场营销者的自有媒介会成为另一个营销者的付费媒介。比如，当某电子商务零售商出售其网站上的广告空间时。
When an insect brushes against them, this triggers a tiny electric charge, which travels down tunnels in the leaf and opens up pores in the tear's cell membranes.
当一只昆虫与它们擦身而过时，就会触发一种微小的电荷，电荷沿着树叶里的隧道向下移动，并打开泪液细胞膜上的小孔。
When an infected mosquito bites a human, spores are injected into the blood.
受感染的蚊子叮人时，孢子就被注入人体血液。
A book begins when an author comes up with an idea for a book.
一本书始于作者对它的构思。
On a beach, run away from the sea and move quickly to higher ground when an earthquake happens.
在海滩上，当地震发生时，要逃离大海，迅速移动到高地。
When an iceberg separates from the ice shelf and capsizes, the green ice is exposed.
当冰山从冰架上分离并倾覆时，绿色的冰层就露出来了。
When an underwater volcano pushes submerged rock to the surface, a new island is created.
当海底火山将水下的岩石推到表面时，一个新的岛屿就形成了。
When an orally transmitted story is written down, an authoritative version with a recognized author is created.
当一个口头相传的故事被写下来的时候，就会诞生一个知名作家的权威版本。
That tradition is said to have started when an Austrian man gave a diamond ring to the woman he wanted to marry.
据说这一传统来源于一位奥地利男子，他送了一枚钻石戒指给他想娶的女人。
That tradition is said to have started when an Austrian man gave a a diamond ring tothe woman he wanted to marry.
据说这一传统来源于一位奥地利男子送了一枚钻石戒指给他想娶的女人的故事。
How come people have to turn off their cell phones and all our electronic devices when an airplane is about to take off?
当飞机要起飞时，人们为什么要关掉他们的手机和所有的电子设备呢？
One example of this occurs when an Anglo- Saxon writer refers to a seventh-century English princess as "a wonderful man".
关于这种的例子有：一位盎格鲁-撒克逊作家将一位七世纪的英国公主称为“一个了不起的男人“。
When an employee goes on paternity leave and is with his kids, he gets a new kind of training: in how to keep cool under stress.
当员工休陪产假，和孩子们在一起时，他会得到一种新的训练：如何在压力下保持冷静。
When an outbreak of CoT starfish occurs, they thin out the fast-growing coral and may give the slower ones a chance to reestablish.
当刺冠海星爆发时，它们会使快速生长的珊瑚变薄，并可能给生长缓慢的珊瑚一个重新生长的机会。
When an ice age begins, the continental ice sheets grow, steadily reducing the amount of water evaporated from the ocean that will eventually return to it.
当冰河时代开始时，大陆上的冰原逐渐增大，从海洋中蒸发出来的水逐渐减少，而这些水最终又会回到陆地上。
"When an employee goes on paternity leave and is with his kids, he gets a new kind of training: in how to keep cool under stress," says spokesperson Christine Elberg Holm.
“当员工休陪产假和孩子们在一起时，他会得到一种新的培训：如何在压力下保持冷静。”发言人克里斯汀·埃尔伯格·霍尔姆说。
"When an employee goes on paternity leave and is with his kids, he gets a new kind of training: in how to keep cool under stress," says spokesperson Christine Elberg Holm.
“当员工休陪产假和孩子们在一起时，他会得到一种新的培训：如何在压力下保持冷静。”发言人克里斯汀·埃尔伯格·霍尔姆说。
Tropism refers to the tropism that occurs when an organism is exposed to a stimulus.
向触性是指生物体接触到刺激时发生向性运动。
Cannabinoid production starts when an enzyme causes geranyl pyrophosphate and olivetolic acid.
当一种酶引起香叶酰焦磷酸盐和胆酸时，大麻素的生产就开始了。
When an arterial switch is impossible, an atrial switch will be attempted using either the Senning or Mustard procedure.
当无法进行动脉切换时，将使用森宁或马斯塔德程序尝试进行心房切换。
When an arterial switch is impossible, an atrial switch will be attempted using either the Senning or Mustard procedure.
当无法进行动脉切换时，将使用森宁或马斯塔德程序尝试进行心房切换。
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