Backtrace technique
[计] 回溯技术
🧩 词语组成解析
[计] 回溯
🗣️ 情景例句
Today, trade imbalance between the United States and our country is becoming worse.
当前美国与我国间的贸易不平衡问题正日益恶化。
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
They lived by hunting and by gathering roots, nuts and wild fruits.
他们靠狩猎和采集根茎、坚果和野果为生。