My mother was so touched by her gesture that she decided to go back to the store and give the cashier a five-dollar bill to keep on hand in case the same happened to someone else if they didn't have enough money for all of their groceries.
我母亲被她的举动感动了，她决定回到店里，给收银员一张五美元的钞票，让他放在手边，以防别人在没有足够的钱支付所购买的东西时发生同样的情况。
Fill ice cube trays with lemon juice. Once frozen, store the cubes in a plastic resealable bag. This way you always have fresh lemon juice on hand.
在制冰盒中装满柠檬汁。冷冻后，把冰块储放在可再次密封的塑料袋中。这样你在手边随时都有新鲜的柠檬汁。
The emergency services were on hand with medical advice.
随时都有急诊服务，并提供医疗咨询。
There are experts on hand to give you all the help and advice you need.
有现成的专家随时为你提供所需的一切帮助和建议。
Give away any food you have on hand, or lock it up and give the key to the neighbours.
把你手头的食物分发送人，或锁藏起来，把钥匙交给邻居们。
None of this is likely to be on hand if you cannot even afford to mend the dismally few highways you have.
如果你甚至不能承担惨淡的几条高速公路的维修，那么这些都不太可能发生。
There is no human supervision, but an attendant will be on hand to accept cash and explain the system to newly users.
这里没有人工监督，但会有一名服务员在现场接受现金，并向新用户介绍系统。
Albrecht was always on hand to answer any questions and to help the children discover about computers in their own way.
Albrecht 总是随时准备着回答孩子们的问题，并帮助他们用自己的方式了解计算机。
Steamboats were not only faster but also transported upriver freight for about one-tenth of what it had previously cost on hand-propelled keelboats.
蒸汽船不仅速度更快，往上游运送货物的成本也只有以前手推运货船的十分之一。
For the last three years, light shows on the Bund have been successfully held for New Year's Eve celebrations, but this year the light show was canceled and there were fewer police on hand.
在过去的三年里，外滩的灯光表演在新年前夜的庆祝活动上成功举办，但今年的灯光表演被取消了，现场的警察也减少了。
Retailers can relieve the headaches by redesigning store layouts, pre-stocking sales items, hiring speedy and experienced cashiers, and having sales representatives on hand to answer questions.
零售商可以通过重新设计店面布局、提前备货、雇佣效率高且有经验的收银员、安排专门的销售代表现场解答等方式来解决这些令人头疼的问题。
One concentrates solely on hand lines (chiromancy) while others are only interested in the form of the hand (chirognomy).
一个只专注于手线（手相），而另一个只关注手的形式（手法）。
Have the necessary medications on hand.
在手边准备一些必要的药品。
Now then, what do you have on hand?
现在你手下有什么。
Perhaps the most impressive figure is cash on hand.
也许在显示公司实力方面，现金数量是最有说服力的数字。
Bank branches do not keep a lot of cash on hand.
支行并不会保有大量的现金。
This way you always have fresh lemon juice on hand.
这样你随时都可以使用新鲜的柠檬汁。
If no expert is on hand, make adjustments yourself.
如果身边没有这样的专家，那就自己调整吧。
"You see the job we have on hand here," added Babet.
“你明明知道我们在此地有活干。”巴伯接着说。
How many spare glass jars didI need to keep on hand?
我手头需要留多少富余的玻璃罐子？
Specialist staff are on hand to help research information.
专业员工随时可以帮助企业家研究信息。
It is easy to have materials on hand for these activities.
如果有活动用品就很容易了。
Have someone else on hand to note everything the user is doing.
让手头上的其他人去记录用户都做了些什么？
Help minimize stock on hand and inventory maintenance costs.
有助于最小化库存和相应的维持开销。
Compare the project requirements to the hardware you have on hand.
比较项目与当前手头的硬件。
They should prioritize and focus on the most important tasks on hand.
他们应该区分事情的重要性，并且把精力集中在即将发生的最重要的事情上。
The cost for me was nothing, as I had all the little bits on hand.
对我而言根本没花费什么，因为这些小零碎我都有呢。
The manufacturers are fully committed. They have no stock on hand.
厂商已经在赶单了，他们已经没有库存了。
So the scientists designed a variation that a dentist could keep on hand.
因此科学家设计了一种机型，让牙医拿在手上使用。
So the scientists designed a variation that a dentist could keep on hand.
因此科学家设计了一种机型，让牙医拿在手上使用。
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