Demographist
n. =demographer
? 同義詞
??? 情景例句
OK, Danny.
好啦 ，Danny。
The lone sheep is in danger of the wolf.
孤獨(dú)的羊難免遭狼的危險(xiǎn)。
We have learnt to expect that trains will be punctual.
我們已經(jīng)習(xí)慣于相信火車總是準(zhǔn)點(diǎn)的。