Tree-ring
樹木年輪
?? 詞語組成解析
tree
[tri]
n. 樹;木料;樹狀圖;宗譜;
vt. 把…趕上樹;使處于困境;把鞋型插入（鞋內(nèi)）;
ring
[ri?]
n. 戒指，指環(huán);鈴聲，鐘聲;環(huán)形物;拳擊場;
vt. 形成環(huán)狀;環(huán)繞;使（例如鈴）響;打電話給;
vi. 按鈴，敲鐘;回響;成環(huán)形;
??? 情景例句
how you see the building being used.
你們計(jì)劃如何使用這棟建筑。
When do you expect to have this ready for sale?
你希望此種商品何時(shí)上市出售呢？
They have to work hard to support their family.
他們必須努力工作來支持他們的家。