Plotospasmin
鳗鲇神经毒素
🗣️ 情景例句
She sells sea shells on the shining seashore.
她在亮晶晶的海滩上卖贝壳。
How did you recognize him?
你是如何认识他的？
There she studied the teaching of deafblind children.
在那里，她学习聋盲儿童的教学工作。