Nucleostratigraphy
核子地层学
🗣️ 情景例句
to plan the refurnishing of the old library
计划重新整修老图书馆
If it is left too long, it begins to give off a bad smell.
假如把它放得太久了，它就会开始发臭。
I insist on taking proper food for this expedition. The men often fall ill and suffer fever, so I have decided to take live animals.
我坚持认为，这次探险要携带合适的食物。水手经常生病发烧，因此我决定带活的动物。