Ecogenesis
生态种的发生, 生态史, 生态进化
🗣️ 情景例句
my friend Virginia Martinelli is a real-estate agent.
我的朋友Virginia Martinelli就是个房地产仲介。
She bursts into laughter.
她突然笑出声来。
At the head of the queue was an old woman.
排头的是位老太太。