Microbiostratigraphy
微体生物地层学
🗣️ 情景例句
If it is caused by the transportation?
如果是由运输造成的呢？
Revolutions are not made with rosewater.
革命不是玫瑰香水做成的（指：革命不能采用温和的办法）。
The lawyer ascertained that a policeman had indeed dealt roughly with foreigners on several occasions.
律师证实有个警察确实多次粗鲁地对待外国人。