Essentia
[醫] [生物]要素, 露, 香精劑(揮發油醇溶液)
??? 情景例句
They are eager to learn English.
他們急著要學英語。
Friendless is the dead.
沒有朋友者，等于是死人。
certainly it is more difficult than the arts which involve appreciation of flat forms,
欣賞雕塑品當然比欣賞平面的藝術品要難。