🧩 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
So, you're an exchange student.
哦，你是一名交换学生。
It is an equal failing to trust everybody, and to trust nobody.
信任一切与不信任任何人，同样是弱点。
He no sooner recovers his equilibrium than the next porpoise comes along and hits him another crack.
海龟刚恢复平衡，第二只海豚又冲过来猛击一下。