Pteridology
n. 蕨类植物学
🗣️ 情景例句
He is with someone right now. Would you hold?
他现在在会客。你可以稍等吗？
Good-bye, my darling, good-bye.
亲爱的，请慢走，请珍重。
the other the lack of freedom of the individual research worker.
二是研究人员缺乏个人自由。