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1·Long term usage may be toxic to kidneys.

长期使用罗布麻可能对肾脏有毒。

2·Long term usage can cause irritation for the stomach.

久服对肠胃会有刺激。

3·Long term usage can be toxic to the heart and kidneys.

长期服用可能对心脏与肾脏有毒。

4·The paper adopts field test method and numerical simulation method to analyze the reliability of secondary lining during the construction and long term usage of the tunnel.

本文采用现场试验和数值模拟分析相结合的方法，对高速公路隧道在施工期间及运营期间长期阶段支护结构的安全性、可靠性进行了分析。

5·The rupture in the middle of bulk cargo is due to the corrosion and fatigue of components in long term usage, which leads the section modulus to reduce and the general longitudinal strength to weaken.

船舯断裂的主要原因之一是船体构件因长期受到腐蚀、疲劳等作用而造成船舯剖面模数降低，进而削弱了总纵强度。

6·Rather than buy a product outright, or sign a long-term service contract, sensors can track actual usage, enabling customers to pay only for what they consume or even the value they receive.

不同于一次性购买或签订长期服务合同，传感器可以跟踪实际使用情况，允许顾客根据自己的消费内容甚至得到的价值进行支付。

7·To date, there have been no long-term studies on the effects of cell phone usage among children.

到目前为止，没有做过儿童中长期使用手机的研究。

8·The vmstat command provides a long-term view of virtual usage, including providing information on the amount of memory being actively swapped between swap space and RAM.

vmstat 命令可以提供虚拟内存使用情况的长期视图，包括提供有关交换空间与 RAM 之间正在活动地交换的内存量的信息。

9·End, return want to emphasize, language is not a dynasty one night ability control, any language all want process long-term of study and practice then can real well-trained control with usage of.

最后，还要强调，语言不是一朝一夕就能掌握的，任何一种语言都是要经过长期的学习和练习才能真正熟练掌握和运用的。

10·The long-term usage may have certain untoward effect.

连续使用可产生一定的不良反应。