When there is no GUI to test, you must then fall back on lower-level tests.
如果没有“GUI”需要测试，您就必须进行低级（lower-level）测试。
They might involve multiple lower-level functions, transparent to the caller.
它们可能包括多个底层函数，这些底层函数对调用者来说是透明的。
Today's price is 59% lower than the peak level of $1.5 million.
今天的价格比150万美元的峰值水平低了59%。
The open stairway leads to the lower level.
开放式的楼梯通向较低的楼层。
Risk seemed to have been reduced to a permanently lower level.
风险似乎已减至一个永久的较低水平。
Develop each abstraction level before proceeding to the next lower level.
在进入下一更低层之前，开发一个抽象层次。
Lower level definitions override the cell level definitions.
较低级别的定义会覆盖单元级别的定义。
On the other hand, you will be dealing with a lower level API.
另一方面，您只要处理一个较低级别的API。
Make your way to the basement or lower level. It will be cooler there.
去地下室或者较低的地方吧，那里会更凉快。
The property features two bedrooms and a lower level office.
这个建筑结构2个卧室，一个低水平的办公室。
Resolving major information issues not able to be resolved at a lower level
解决下级部门无法解决的重要信息问题；
Resolving information issues not able to be resolved at a lower level
解决下级部门无法解决的信息问题
In the previous example, the author information is in a lower level node.
在上面这个例子中，作者信息位于一个级别较低的节点上。
Repeat this pattern for each successively lower level of Packages.
为包的每个递降层级重复执行这一模式。
In truth, intimacy is measured by the person with the lower level of vulnerability.
事实上，亲密是由与脆弱感较小的人一起的人来衡量的。
Use case modeling comes in as a second step on a lower level.
用况建模是在更低的层次上作为第二步进行的。
SOAP is a transport protocol for carrying XML payloads over lower level Internet protocols.
SOAP是用来在较低层的因特网协议之上运载xml有效负载的传输协议。
The private sector in India also has a lower level of debt.
印度的私营企业同样有更少的负债。
These are the passages of the lower level.
下面一层楼的过道。
Dashan: How do we get to the lower level?
大山：到楼下怎么走？
We have not done our particular experiments with this lower level of alcohol.
我们未对这种低水平的酒精做特殊的研究。
The same logical structure (or structural pattern) is then repeated at a lower level.
在一个更低的层次上，重复着同样的逻辑结构(或者结构模式)。
Using food results in the dog staying at a lower level of drive.
使用食物导致狗儿处于低一些的动力水平。
At the lower level, another small kitchen and gallery space can host additional parties.
在更低层，另一个小厨房和画廊空间可以举办更多的聚会。
Only when the demand at a lower level, the price can be up or down quickly.
只有将需求控制在一个较低的水平，价格才可能下行或不上涨很快。
Only when the demand at a lower level, the price can be up or down quickly.
只有将需求控制在一个较低的水平，价格才可能下行或不上涨很快。
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