?? 詞語組成解析
sand
[s?nd]
n. 沙;沙灘;沙色;
vt. 撒沙于;用砂紙磨光;
tiger
['ta?ɡ?]
n. 老虎;各種貓科動物;兇惡的人，虎狼之徒;
??? 情景例句
You have nothing to worry about.
你沒有什么好擔心的。
Every heart has its own sorrow.
人人都有傷心處。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
雖然人類有智力和道德上沒有得到普遍提高，但在知識積累方面卻取得了巨大的進步。