Diphenylacetylene
n. [化]二苯乙炔
??? 情景例句
A house, a car and a family, what else could one want?
一所房子，一輛車子和和個家，除此之外，夫復(fù)何求？
I'll keep that in mind.
我會記住的。
I need some sleep.
我需要睡眠。