Ecostratigraphy
生态地层学
🗣️ 情景例句
He is tough to work with.
他很难共事。
The waiter seems to be in a hurry to take our order.
侍者似乎匆匆忙忙拿我们的订单。
A French physician decided to get rid of the wild rabbits on his own estate and introduced myxomatosis.
一位法国内科医生决定除掉自己庄园内的野兔子，于是引进了这种多发性粘液瘤疾病。