Tetract
四射海綿骨針
??? 情景例句
I had a really bad day.
今天真是糟透了。
Wealth is not his who has it, but his who enjoys it.
財富并不屬于擁有的人，而是屬于享用的人。
Although we can't see these atoms, they really do exist.
雖然我們看不見原子，但它們的確存在。