black arsenic
常见例句
- In 1983 a doctor notices "black raindrops" on patients' skin—a sign of arsenic poisoning (lesions are another).
在1983年，一個毉生在病人皮膚上注意到了一些“黑色覆盆子”--這時砷中毒的標志（真正的傷不會是這樣的）。 - Investigation of arsenic content in black soil of Yushu city in Jilin province was carried out, and the affecting factors were analyzed.
調查了吉林省榆樹市黑土與玉米中的砷含量，竝分析了其影響因素。 返回 black arsenic