Obligation sale
[经] 销售义务, 销售契约(合同)
🧩 词语组成解析
sale
[seil]
n. 卖，出卖;销售额，销售;销路;拍卖;
🗣️ 情景例句
I have perfect vision.
我的视力非常好。
Apothecaries would not sugar their pills unless they were bitter.
好药不苦不会加糖衣。
but we found that it traced its way through the trees.
没想到它到树林中继续向前延伸。