square
正方形；广场；平方；正方形的
The 4 sides of a square are of the same length.
正方形的4边等长。
There is a fountain in the middle of the square.
在广场的中央有一个喷水池。
My apartment is around 100 square meters.
我的公寓大约有100平方米大。
Sponge Bob is a cartoon character who wears square pants.
海绵宝宝是个穿着方形裤子的卡通人物。
triangle
三角形
The child is learning to draw a triangle.
这名小朋友正在学习画三角形。
rectangle
长方形
The table is in the shape of a rectangle.
这个餐桌是长方形的。
trade
贸易；做买卖；交换
Global trade has been growing faster than the global economy.
全球贸易的成长比起全球经济要来得快速。
The company mainly trades in office furniture.
该公司主要从事办公家具的买卖。
Mary traded bracelets with her friend Sarah.
玛丽和朋友莎拉交换手镯。
Jim traded his favorite comic book for his brother's new toy car.
吉姆用他最喜欢的漫画书和弟弟换新的玩具车。
pick
挑选；拾起；摘取；吹毛求疵；选择
My parents will pick a husband for me when I'm old enough to get married.
我年纪大到可以结婚时，爸妈就会替我挑选个丈夫。
Pick up the garbage and throw it into the garbage can.
把垃圾捡起来丢到垃圾桶里。
Don't pick flowers from the garden.
不要摘花园里的花。
Stop picking on me.
不要再找我麻烦了。
My pick for best singer is Beyonce.
最佳歌手我选的是碧昂丝。
picky
挑剔的
All of Wendy's children are picky eaters.
温蒂的小孩都是挑食的人。
serious
认真的；严肃的；严重的
Are you joking or serious?
你是开玩笑还是认真的？
She is very serious but has a great sense of humor.
她人很严肃，却极具幽默感。
The strong earthquake caused serious damage to several buildings in the city.
这起强烈地震对本市数栋建筑物造成严重的损害。
seriously
认真地；严重地
Winning isn't that easy—especially if you don't take your opponent seriously.
获胜并非那么容易——尤其是如果你不把对手当一回事。
The driver and two passengers were seriously injured in the car crash.
驾驶以及两名乘客在这起车祸中受了重伤。
whatever
无论什么；任何东西；不管什么样的
I promise I'll be there on time whatever it takes.= I promise I'll be there on time no matter what it takes.
我发誓无论任何代价，我都会准时到。
If you can't come for whatever reason, please let us know as soon as possible.
如果你不能来，不管是什么样的原因，都请尽快让我们知道。
whichever
任何一个
Choose whichever you want.
选择任何一个你想要的。
I'll be happy with, whichever gift you give me.
无论你给我任何礼物我都会很开心。
whoever
任何一个人
A $1,000 reward will be offered to whoever finds the painting.
任何人寻获这幅画，将可获得1000美元的酬金。