Worst Of the poorest quality or lowest standard;worse than all others.
Ep:in the worst case ,his investments could result in a huge loss.
Worldwide:throughout the world
Asia-wide全亚洲的
Nationwide全国的
Ep:it develops new drugs,which is a risky business,and sells them worldwide.
Worth:used for saying that there is a good enough reason for doing sth,because it is important ,enjoyable,useful etc.
Worth 后跟名词或doing形式，表示做某事时值得的，如it’s worth the effort表示努力时值得的，the book is worth reading 这本书值得一读
Ep:I don’t mind taking a few risks,but it’s got to be worth it.
She thinks it’s worth taking a few risks in order to have an interesting life.
Undesirable:not wanted or approved of
Ep:computer algorithms exclude undersirable traits such as the wrong hair color,race,or age.
Uncertain:likely to change,changeable
Ep:it suggests that love is challenging uncertain,and incomprehensible.
Typically:used to say that sth usually happens in the way that you are sescribing.
Ep:the inflammation get stage of healing typically lasts for around five days.
Traumatic:connected with or caused by trauma.
Ep:sports injuries can be classified as either traumatic or overuse injuries.
Tissue:the substance that animal and plant cells are made of动植物体内的组织，用复数表示
Ep:a bruise is damag to small blood vessels which causes bleeding within the tissues.
Swelling: the increase of an area of your body caused by an injury or an illness.
Ep:inflammation is characterized by pain heat and localized swelling.
Strain:an injury to a muscle in your body,caused by using it too much or by twisting it.
Ep:a muscle strain is a small tear of muscle fibers.
Stock market
Ep:they invested some money in the stock market.
Investing in real estate or the stock market could be very risky.
Sporting:connected with sports or used in sports.
Ep:sports injuries are injuries that happen to athletes participating in sporting events.
Slay:to kil sb or sth in a war or a fight.
V(d)slew,v(n)stain,v(ing)slaying
Ep:a handsome prince must slay the dragon to save her.
Saving
Ep:if he couldn’t work any more he would have to rely on his savings and other assets to survive.
Rejection:the act of not giving someone the love and attention they want and expect.
Ep:in online dating ,there is anoymity and the avoidance of immediate rejetion.
Romance:an exciting,usually short,relationship between two people who are in love with each other.
Ep:perhaps this new way represents a more effient form of romance.
Retirement:the period of your life after you have stopped work at a particular age.
Ep:he’s been saving money and paying off debts to prepare for retirement.
Retire:to stop working,usually because you have reached a certain age.
Retire from sth
Ep:walter wants to retire within the next few years.