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。)
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。)
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。)
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？)
Keep plenty of tissues on hand so that you're prepared when your nose drips.(手边得有大量纸巾才能应对鼻子不停流水和鼻涕的局面。)
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。)
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。)
Bank branches do not keep a lot of cash on hand.(支行并不会保有大量的现金。)
"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。)
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？)
