On hand
其它 Other在手头, 即将发生, 待处理, 在场\\n[化] 有现货的
📝 例句
He has too much work on hand to go picnicking with us.
他手头的工作太多了，不能跟我们去野餐。
For legitimate emergencies, the body also keeps on hand a supply of platelets.
为了应付真正的紧急情况，人体内还存有随时可以动用的血小板。
He had to make shift with what was on hand.
他只好用现有的东西将就应付。
I always like to keep a certain amount of money on hand.
我总喜欢在手头备好一笔钱。
🧩 词语组成解析
on
[ɑn]
prep. （表示方向）向;（表示对象）对;（表示位置）在…上;（表示时间）在…之时;
adv. （放，穿，连接）上;向前，（继续）下去;
adj. 活动着的情况，状态;使用着的;发生着的;计划中的;
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
🗣️ 情景例句
I'd like to meet Miss Kong sometime.
我想找个时间跟孔小姐见面。
To solve the problem
解决问题
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。