🧩 词语组成解析
tract
[trækt]
n. 大片土地;（神经纤维的）束;小册子;<古>一段时间，长时间;
housing
['hauziŋ]
n. 房屋;供给住宅;掩护;外罩;
🗣️ 情景例句
It doesn't need any alterations. We must've bought the right size.
不需作任何修改。我们一定是买对了尺寸。
So long.
再见
Did she learn all by herself? How clever.
她全是自己学会的吗？多么聪明啊！