Microplastics in household dust could promote antibiotic resistance
Polyester and nylon seem to be common sources
Plastics are man-made materials that are unnatural to this world,
but that does not s...
英文文章 | 文章字数 | 测试时长 | 准确率 | 速度 | 退格数 | 出错数 | 成绩 |
---|---|---|---|---|---|---|---|
《Perilous plastic》 | 3187字 | 4.0分钟 | 100% | 96 CPM | 15 次 | 0 | 不及格,加强练习! |
励志名言: 明月松间照,清泉石上流。 ——王维 |