Iack
n. (Iack)人名；(羅)亞克
??? 情景例句
Growing up without a mother is difficult.
在沒有母親的情況下長大不簡單。
To read without reflection is like eating without digestion.
學而不思，猶如食而不化。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
況且在宇宙中還有30億個天河，即銀河系。