greeting
n.问候语，祝贺（常用复数形）
The lady at the front desk greeted me with a smile.
柜台小姐以微笑欢迎我。
May sent her greetings to our family during Christmas.
小梅在圣诞节时向我们家问候。
Offer greetings to John for me when you see him. =Remember me to John when you see him.
你看到约翰时，代我向他问好。
desperate
a.奋不顾身的；极度渴望的；走投无路的
The inventor was desperate to find potential sponsors.
这位发明家拼命寻找可能的赞助商。
The couple are desperate for a child.=The couple are anxious for a child.=The couple are dying for a child.=The couple are eager for a child.=The couple are longing for a child.
这对夫妻渴望拥有孩子。
The desperate criminal held someone hostage in order to escape.=The hopeless criminal held someone hostage in order to escape.
走投无路的罪犯为了逃跑而挟持人质。
desperately
adv.迫切地
Those farmers desperately hoped for a good rain that would end the drought.
那些农夫迫切地希望天降甘霖以解除干旱。
conservative
a.保守的 n.保守派人士
Mary has a very conservative attitude towards marriage.
玛丽对于婚姻的态度非常保守。
A hot debate is going on between the reformers and conservatives about education.
改革派人士和保守派人士之间正进行一场有关教育的激烈辩论。
mercy
n.仁慈
Please have mercy on me. I'll never do that again.=Please have pity on me. I'll never do that again.=Pleaese forgive me. I'll never do that again.
请饶了我。我不会再犯了。
Each year between July and November, Taiwan is at the mercy of typhoons.
每年从7月到11月间，台湾都受到台风的侵袭。
mineral
n.矿物 a.矿物的
There are precious minerals deep in the ground around here.
这附近的地底深处有珍贵的矿藏。
This brand of mineral water contains many minerals that are good for our health.
这种牌子的矿泉水含有很多对我们健康有益的矿物质。
cape
n.斗篷，披风；岬，海角
The magician is wearing a black cape and a huge hat.
这名魔术师身穿一件黑斗蓬，头戴一顶大帽子。
The Cape of Good Hope is near the southern tip of Africa.
好望角位于非洲南端附近。
respectable
a.值得尊敬的；相当不错的
Edward is really a respectable gentleman.
艾德华真是一位让人尊敬的绅士。
As a computer programmer, Mary earns a respectable income.=As a computer programmer, Mary earns a decent income.
玛丽任职电脑程序设计师，薪水挺不错的。
respectful
a.尊重的，表示尊敬的
I'm always respectful to the elderly.
我对老人一向很尊敬。
essay
n.论文，专文
I'm planning to write an essay on global warming.
我计划要写一篇有关全球暖化的论文。