Their accidental meeting led to a renewal of their acquaintance.
a. 两者择一的，供选择的；另类的取舍，抉择，供选择的东西; 选择的自由，选择的余地
I couldn't afford the trip to Xinjiang, so I had no alternative but to stay at home this vacation.
Alternative energy resources include wind power, solar energy, wave energy, geothermal, etc.
The only alternative to being taken prisoner was to die fighting.
The technological innovations of recent years have changed the nature of many jobs and influenced the careers of many people.
Nowadays, most women prefer having a good career life to being a full-time housewife.
In Britain, a collision with the Parliament could ruin the government's plans.
vi. 让步，认输 vt. （不情愿地）承认，承认…为真（或正确）；（在结果确定前）承认失败；允许，让予
The Democratic Party conceded defeat as soon as the election results were known.
After the First World War Germany conceded its neighbors much valuable land.
Mr. He Zhenliang has made an important contribution to the Olympic bid.
The charity has received over $10 million in donations.
The decline of sales embarrassed the company.
It embarrassed him (He was embarrassed) when he found he hadn't enough money to invite his girlfriend to dinner.
vt. 拥抱；包括；包围 n. 拥抱，怀抱
In the past, Chinese lovers were too reserved to embrace or kiss each other in public. But it is not the case now.
a. 奢华的，高级的；独有的，独享的；排斥的，排他的；（of）不包括…的，不把…计算在内的 n. 独家新闻
Hair is exclusive in mammals.
Some journalists are willing to get the exclusive at any costs.