Because at present there is no millimeter wave single pole triple throw switch (SP3T) product in our country, so the research has its practically significance.

由于国内目前还没有毫米波单刀三掷开关的产品，本课题的研究有一定的实际意义。

youdao

However, it would take long time to realize this objective because at present the criterion of home intelligent network has not been unified and many technology problems still exist.

然而，目前家庭智能化网络的标准尚未统一，许多技术问题还有待于进一步解决，因此家庭网络化目标的实现仍然需要长期不断的努力。

youdao

Because at present there is no effective response to HIV drugs, but the use of several drugs combined therapy can inhibit viral replication and to avoid injury in the body's immune system.

因为目前针对艾滋病毒并无特效药物，但利用几种药物进行联合治疗可抑制病毒复制并避免损伤人体免疫系统。

youdao

Those animals that you produce are called transgenic animals because they're expressing, usually at high levels, a transgene or a gene that's not normally present in their species.

那么这些小鼠就称为转基因动物,因为转基因动物,通常能高效地,表达转基因,即一个通常不存在于该物种的基因

耶鲁公开课 - 生物医学工程探索课程节选

This would exclude Britain and Spain because at present they have extra wide ERM margins of 6%.

ECONOMIST: From the archive

Or a deal could be struck on customs stamps, because at present exports from Kosovo cannot go to or through Serbia.

ECONOMIST: Serbia and Kosovo

Because at present Netscape is seen as a highly speculative stock, due to well-founded worries about the company's long-term ability to build a hybrid media and software company. (See "Net confusion").

FORBES: No silver medals