Populus balsamifera pall.
[医] 大叶钻天杨
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
We first make our habits, and then our habits make us.
我们先养成习惯，然后习惯又左右我们。
Sometimes ago, the United States Navy, for instance,
例如，美国海军前些时候