?? 詞語組成解析
sand
[s?nd]
n. 沙;沙灘;沙色;
vt. 撒沙于;用砂紙磨光;
??? 情景例句
And you said ... ?
那你怎么說的？
Still waters have deep bottoms.
靜水常深。
We are on the left.
我們在河的左側。