Ectohormone
n. [生化]外激素
??? 情景例句
and there is room,
這里有地方，
When can we expect its delivery?
什么時間能發貨呢？
it naturally limits all those engaged in carrying it out from effective contact
那些從事科研的人員自然受到了限制。他們不能進行有效的接觸