What is heart deficiency?

Meaning: I have racked my brains and can't come up with a good solution.

Synonym rack one's brains: describe thinking hard, doing one's best, trying one's best to think hard about one thing.

Make sentences:

He racked his brains and finally came up with a plan.

I'm afraid you won't receive a big gift when the solar term comes in early autumn, but I won't receive a small gift. I will rack my brains to compose a short message for you, wishing your family happiness and successful career.

3. Bless teachers on Teachers' Day, bless families on Mid-Autumn Festival, 9 14, Music Valentine's Day. Who should I give my blessing to? Rack one's brains, only send my blessing to you, you are my only lover!

4, think with your head, you forget that I am a person who loves money like a life, and I am catching up with the miser in the novel. I will come up with these Qian Shengqian methods, even if I rack my brains.

5. Rack one's brains, do everything possible, and use all means to see through the world of mortals and transcend the world. Why did you step into a corner? Competing for hegemony, let's see who is in charge of the ups and downs of the world.

6. During the period when he was guarded like a prisoner, Zheng Wu racked his brains to get out. Finally, he discussed with another loser. Together, they settled the doorman in the toilet, got his cell phone back and ran out.

7. Cui Chengxiu understood the seriousness of the matter, so he and Li Jilong racked their brains and tried their best to find out the confessions of these people in the past three days.

8. The management is racking their brains to get Airbus back on track after the cost of the new model exceeds the budget and the delivery date is constantly delayed.

9. You Jun racked his brains and saw a little knowledge, which was a headache.

At present, some freight drivers have racked their brains to cross the river from the bridge, and "I ask the way" has become their classic excuse.

1 1, Haizi racked his brains, thinking about heaven and earth, drilling loopholes and collecting problems everywhere.

12, I tossed and turned, thinking and thinking, staying up all night, racking my brains. Finally at the end of the year, I edited my wish and sent it to you. I wish you a happy new year and all your wishes come true!

13 when I was walking around the railway station and racking my brains to come up with new tricks, I happened to see a Guangzhou policeman I met a year ago.

14, racking their brains to make everything more meaningful, never careless, and various ideas or plans will emerge constantly. Daisaku Ikeda

15, Yang racked her brains and searched her memory carefully with a frown, and found that she had never heard of it.

16, I texted that there was no silver in the land for 320 days, and the fishing situation was simple and straightforward. Smile! Rack one's brains like this just to wish you a happy April Fool's Day!