1.cutting edge 最前沿的
This shipyard is at the cutting edge of world shipbuilding technology.
该造船厂的造船技术处于世界最前沿 。
2.take advantage of 利用
You may wish to take advantage of our instructional session.
你应该充分利用我们的教学课程 。
3.belly button 肚脐
It's a pair of wings around her belly button. It's really cool.
在她肚脐那里刺了一双翅膀,真的很酷喔 。
4.react to 反应
Someone allergic to milk is likely to react to cheese
对牛奶过敏的人可能对奶酪也有不良反应 。
5.be able to 能够
They may be able to help with childcare so that you can have a break
他们可以帮忙照料孩子,这样你就可以歇一歇了 。