| 1. | I did n't know it until now .
今乃知之。 |
| 2. | We know very little as yet about the mental effects of severe cirrhosis of the liver .
对于产生肝硬化的精神作用，我们知之甚少。 |
| 3. | He is knowledgeable about the chemistry of metals
他对金属的化学性质知之甚多。 |
| 4. | He is knowledgeable about the chemistry of metals
他对金属的化学性质知之甚多。 |
| 5. | Read a book on a subject you know little about
读一本你知之甚少的学科的书。 |
| 6. | Little does he realize how important this meeting is
他对这个会议的重要性知之甚少。 |
| 7. | Don ' t be spreading a bunch of rumors about hye ji ' s death
不要传播关于慧知之死的谣言 |
| 8. | Electronics is a subject about which i know very little
电子学是我知之甚少的一门学科。 |
| 9. | He know less about how foreign countries are governed
他对于外国是怎样管理的知之更少。 |
| 10. | He knew very little about the philosophy of aircraft designing
他对飞机设计原理知之甚少。 |
