11.fowl
(n.)鸟禽类
Ducks are a type of water fowl.
鸭子是一种水上禽鸟。
12.seeing each other
约会
We've been seeing each other for about 3 months.
我们已经约会大约三个月了。
13.complimentary
(a.)【美】赠送的
The flight attendant gave me a complimentary drink after we took off.
飞机起飞后,服务人员给我们附赠的饮料。
14.currency
(n.)货币
Every country has its own currency.
每个国家都有自己的货币。
15.behave yourself
规矩点
Please behave yourself before the guests.
在宾客面前请你检点一些。
16.reusable
(a.)可重复使用的
Reusable items last longer than disposable ones and help the environment.
可重复使用的物品比抛弃式耐用,而且对环境比较好。
17.impact
(n.)影响
Tourists can have a big impact on the places they visit.
观光客对他们所参观的地方可造成很大的影响。
18.behind the scenes
幕后
He is the man behind the scenes.
他是幕后人物。
19.contraband
(n.)违禁品
If you bring contraband into a country, you may go to jail.
如果你把违禁品带进一个国家,可能要坐牢。
20.quarantine
(n.)隔离
If you bring your pet to another country, you may have to put it in quarantine for a while.