1 fickle

2 multi-variate (math.)

1 layer

2 stratum

3 laminated

4 floor (of a building)

5 storey

6 classifier for layers

7 repeated

8 sheaf (math.)

1 to change

2 to alter

3 to transform

1 air temperature

2 classifier: 个 gè

1 temperature

2 classifier: 个 gè

1 nothing much changes (idiom); always the same

2 stuck in a rut

1 to show no understanding of the times (idiom); cannot adapt to current circumstances

2 not amenable to reason

1 unchanging since times immemorial (idiom)

2 unalterable

3 unvarying

4 monotonous

1 customs change with time (idiom); other times, other manners

2 O Tempora, O Mores!

1 constantly changing, ever-varying (idiom)