1815年之前，那些没有生活在通航的水路旁的西部农民只能从土路和山道前往那些航道。
Prior to 1815, western farmers who did not live on navigable waterways were connected to them only by dirt roads and mountain trails.
直到最近，DNA还是只能从血液中提取。
从前，人们只能从传统的书籍或报纸上获取信息。
In former times, people got their information only from traditional books or newspaper.
他学校中的很多学生本来是知道他的名字的，但他们都只能从他的签名认出他。
Many students at his university would have known his name, but they could all identify him by his signature.
这些结构被称为通道式坟墓，因为这里的内室，有时实际上是几个房间，都只能从外面通过一个狭窄的通道进入。
These structures are called Passage Graves, because the inner chamber, sometimes several chambers in fact, could only be entered from the outside through a narrow passageway.
你一次只能从图书馆借五本书。
You can only get five books out of the library at any one time.
只能从元素内引用WSDL服务描述。
WSDL service descriptions can only be referenced from within a element.
他们过去只能从农田里获得微薄的收入。
They only used to receive a little bit of money from their farms.
它们只能从元数据入手。
只能从该流程内访问它。
这是因为您只能从将要产生的插件中选择图标。
This is because you can choose only ICONS from the plug-in that you'll be generating into.
带有表参数的过程只能从触发器的触发操作调用。
A procedure with a table parameter can only be invoked from the triggered action of a trigger.
如果你大量服用超过的量只能从尿排除。
鲍顿说：“我们只能从人们的回答中进行推断。”
"We can only infer what nation people had in mind when they answered that question," Bouton said.
这是主机名，root用户只能从这个主机连接。
That is, the name of the host, that user root can only connect from.
成功只能从勤奋的工作、意愿和一点点运气中获得。
Success only comes from hard work, willingness, and a little luck.
多年前，郭亮村村民只能从一个崎岖险峻的小径下山。
Years ago, local villagers could only descend the village's mountain on a dangerous path.
你不能虚构需求，只能从其他人那里获得需求。
You don't make up requirements; you gather them from other people.
只能从一个活动跳转到另一个活动，不支持多个源活动。
It is only possible to jump from one activity to another one, multiple source activities are not supported.
您只能从业务流程中使用员工活动，并且其功能是有限的。
You could only use a staff activity from within a business process, and its functionality was limited.
最后需要记住，只能从xsl中输出格式良好的标记语言。
Finally, you need to keep in mind that you can output only well-formed markup language from XSL.
更糟糕的是，债权人将只能从每一美元中收回12.5美分。
Worse, creditors will get back only about 12.5 cents on the dollar.
它让人想到掌控死亡的权力，工人只能从工具中得到的权力。
It reminds the worker that it has the power of death, the force that the worker only accesses through the tool.
换言之，我不能从正面了解它，只能从反面来了解。
I cannot know it positively, in other words; I can only know it negatively.
但是深层波浪也穿过了海域，他们的影响只能从洋流上看出来。
But deeper waves also move through ocean waters, visible only from their influence on ocean currents.
通常情况下，动物们只能从他们父母的遗传得到基因。
Normally, animals get their DNA from their parents. But a new study shows that they can also get genes from another species.
不过目前，他们还只能从用金属栏杆围起来等候区入场。
For now, they are herded into a waiting area ringed with metal barriers.
不过目前，他们还只能从用金属栏杆围起来等候区入场。
For now, they are herded into a waiting area ringed with metal barriers.
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