1. childhood
2. infancy

1. o'clock
2. time
3. when
4. hour
5. season
6. period

1. to learn
2. to study
3. to imitate
4. science
5. -ology

1. of; ~'s (possessive particle)
2. (used after an attribute when it modifies a noun)
3. (used at the end of a declarative sentence for emphasis)
4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 pígéde "one made of leather" or 跑堂儿的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
5. also pr. dì or di in poetry and songs

1. thing
2. stuff
3. person

classifiers: 個, 件

1. improbable
2. unlikely
3. will not (act, happen etc)
4. not able
5. not having learned to do sth
6. (coll.) (Tw) don't mention it
7. not at all