Xīnshēngdài shì dìzhí lìshǐ shàng zuìjìn de yí ge shídài.
The Cenozoic is the most recent era in geological history.
Tips
usage
Two distinct senses share the written form: everyday "the next generation" and the geological Cenozoic Era. Context disambiguates easily, marketing and media use the first, science textbooks the second.