Words and expressions

1. Era 时期，时代

E.g. Modern era

In the era of...

2. Vessel 轮船；容器；血管

3. Rudder 舵

4. Roll 颠簸，摇摆

Roll one's eyes 翻白眼

Roll a dice 掷骰子

Roll up sb's sleeves 卷袖子（小屁孩中的表达）

5. Steer 驾驶，控制方向盘；操纵

Keep/stay/steer clear of sb/sth避开，回避(avoid)

6.Take the lead 带头

E.g. He used to take the lead in test scores.

7. One of a kind 独一无二

8. Plank 大块木板；平板支撑