1. chit-chat
闲聊
Let's chit-chat.
I had a chit chat with my sister on the phone.

2. chop-chop
快点、赶快
Chop-chop! We are going to be late!
Chop-chop, let's go!

3. crisscross
十字形、纵横交错的
Goats crisscross the hills.
Highways crisscross the city.

4. drip-drop
雨滴声、滴水声
Listen to the drip-drop of rain on the leaves.
The drip-drop of that faucet is driving me crazy.
faucet水龙头

5. flip-flop
犹豫不决、人字拖
I can't decide where to go for summer holidays, I keep flip-flopping between ideas.
I wear flip-flops when it's hot.

6. fifty-fifty
对半分
Let's go fifty-fifty.
There's a fifty-fifty chance of rain.

7. no-no
禁忌
Asking a woman her weight is a no-no in western countries.
Going into the employee only section of a store is a no-no.

8. win-win
双赢
wee-wee
尿尿（儿语）
I have to wee-wee.

9. hush-hush
嘘声、安静、秘密
If you rock a crying baby to sleep, you can say hush-hush.
“What are they planning?”
“I don't know, it&`&s all hush-hush.”

10. lovey-dovey
多情的、恩爱的
Newlyweds are lovey-dovey.
Look at that older couple on the park bench, they are so lovey-dovey.

11. pooh-pooh
蔑视、发呸声
She pooh-poohed his opinion.
　　
12. shipshape
井然有序
I want to get the house shipshape before my guests arrive.
Do you keep your home shipshape? Is every single item in place?

13. sing-song
声音高低起伏的
She has a sing-song voice.
She read the poem with a sing-song rhythm.

14. teeter-totter
跷跷板、上下晃动
When I was a kid, I love playing on the teeter-totter.

15. tip-top
绝顶的、一流的
You did a tiptop job on that project.
This gym has tip-top facilities.

16. zigzag
之字形、曲折
I love the pattern on that zigzag chair.
Zigzag shirts must be in style for women.