听前提示
一、每期提供10个单词，每个单词都会有2-3个例句，方便理解记忆。
二、每个单词和句子都会重复5遍，其中第2遍为慢速，有助于识别。
三、本材料的整体难度较低，可以用来听力磨耳朵和单词查漏补缺。
Day129
1281.
Jump
v./n.跳跃，跳动，跳过；暴涨，猛增
Don't jump to any conclusions.
不要急于下结论。
The cat jumped onto the table.
猫跳上了桌子。
I jumped out of bed as soon as the alarm clock went off.
闹钟一响，我就从床上跳了起来。
1282.
June
n.六月
I was born on June 9, 1986.
我出生于1986年6月9日。
A series of events will take place in June.
一系列活动将于6月举行。
1283.
Junior
a./n.年少的，初级的
He is a junior colleague.
他是一个资历较浅的同事。
My sister is five years junior to me.
我妹妹比我小五岁。
1284.
Justify
v.证明.…正当，为...辩护
How can you justify your behavior?
你怎么能证明自己的行为是合理的？
You don't have to justify your decision.
你不必证明自己的决定是合理的。
1285.
Keen
a.锋利的；敏锐的；敏捷的；渴望的；热情的；对…着迷的
I'm keen on cooking.
我热衷于做饭。
John was very keen to help.
约翰非常热衷于提供帮助。
Dogs have a keen sense of smell.
狗有敏锐的嗅觉。
1286.
Keep
v.保持，保存，经营，维持
I always keep my promises.
我一直信守诺言。
We must keep up the family traditions.
我们必须保持家庭传统。
Please keep me informed about this as you get more information.
当你获得更多信息时，请让我知道。
1287.
Key
n.钥匙；答案；关键 a.主要的
I lost my key somewhere around here.
我在这里的某个地方丢了钥匙。
The key to success is hard work and determination.
成功的关键是努力工作和决心。
She inserted the key into the lock and opened the door.
她把钥匙插进锁里然后打开了门。
1288.
Keyboard
n.键盘 vt.用键盘输入
My keyboard is broken.
我的键盘坏了。
I'm so drunk now that I'm seeing two keyboards.
我现在醉了，我看到了两个键盘。
1289.
Kick
n./v.踢
The boy kicked the ball to me.
那个男孩把球踢给了我。
Treat him right or I'll kick your ass.
好好待他，不然我揍你。
1290．
Kid
n.小孩，儿童 v.戏弄，取笑
I lived on a farm when I was a kid.
我小时候住在农场里。
Don't let the kid play with knives.
别让孩子玩刀。