Rounded sand grain
[機] 圓形砂粒
?? 詞語組成解析
rounded
['raundid]
adj. 圓形的;豐滿的;全面的;[語]圓唇的;
vi.&vt. round的過去式和過去分詞;
sand
[s?nd]
n. 沙;沙灘;沙色;
vt. 撒沙于;用砂紙磨光;
grain
[ɡren]
n. 谷物，糧食;（沙，金，鹽等的）顆粒;谷粒，籽粒;（木材，大理石等的）紋理;
vt. 把…作成細粒;把…漆[畫]成木紋;染透;刮去（皮上的）毛;
vi. 成谷粒;
??? 情景例句
It's for a book.
是為一本書拍的。
The doctor said it's just a minor burn, There's nothing to worry about.
醫(yī)生說只是輕微燒傷，不需要擔心。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打掃干凈了。