3.a hand
(help)帮助；协助
If you ever need a hand, let me know.如果需要帮忙的话就告诉我。
4.the hand of sb/sth
(influence)某人∕某事物的影响(或作用)
the hidden hand of the market市场看不见的影响力
The hand of the military authorities can be seen in the entire electoral process.选举的整个过程都有军事当局插手。
5.(worker)工人；劳工；体力劳动者
6.【海】(crew member)船员；水手
All hands on deck!全体船员到甲板上集合！
7.a big hand
(applause)热烈的掌声
Let's have a big hand for the winner!让我们为胜利者热烈鼓掌！
8.【牌】(cards dealt)一手牌
Maureen had three aces in her hand.莫琳牌里有三张A。
9.【牌】(player)玩牌者
10.【牌】(single game)一盘；一局
11.<文>(handwriting)字迹；笔迹
She had a neat, flowing hand.她字迹整洁流畅。
in sb's hand
(written by sb)出自某人手笔；是某人的笔迹
12.【马术】(measurement)一手之宽(长度单位, 合4英寸, 用于测量马的高度)
13.(on clock or dial)指针