Kinotoxin
疲劳毒素
🗣️ 情景例句
the first settlers in America.
他们是第一批来美国定居的移民。
No time like the present.
只争朝夕。
Textile business has become more and more difficult since the competition grew.
随着竞争的加剧，纺织品贸易越来越难做了。