ChinesePod

1 lit. the other mountain's stone can polish jade (idiom); to improve oneself by accepting criticism from outside
2 to borrow talent from abroad to develop the nation effectively

以卵击石

yǐ luǎn jī shí

1 lit. to strike a stone with egg (idiom); to attempt the impossible
2 to invite disaster by overreaching oneself

坚如磐石

jiān rú pán shí

1 solid as a boulder (idiom); absolutely secure
2 rock-firm and unyielding

安如磐石

ān rú pán shí

1 as solid as rock (idiom); as sure as houses

Sample Sentences

虽然水星表面的温度很高，但是北极的一些陨石坑里常年见不到太阳，所以温度都低于摄氏零下161度。

suīrán Shuǐxīng biǎomiàn de wēndù hěn gāo ，dànshì běijí de yīxiē yǔnshíkēng lǐ chángnián jiàn bùdào tàiyang ，suǒyǐ wēndù dōu dīyú Shèshì língxià dù 。

Although the temperature on Mercury's surface is high, there is no sunlight for years in some craters in the north pole area, hence the temperature is usually below 161 degree celsius.

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巴西国博有逾二千万件藏品，其中最珍贵的包括美洲最早的人类头骨化石、落在巴西境内最大的陨石等。

Bāxī guóbó yǒu yú èrqiānwàn jiàn cángpǐn ，qízhōng zuì zhēnguì de bāokuò Měizhōu zuìzǎo de rénlèi tóugǔ huàshí 、luò zài Bāxī jìngnèi zuìdà de yǔnshí děng 。

Brazil has more than 20 million collections, the most precious of which include the earliest human skull fossils in the Americas and the largest meteorites in Brazil.

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