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，一个医生在病人皮肤上注意到了一些“黑色覆盆子”--这时砷中毒的标志（真正的伤不会是这样的）。 - Investigation of arsenic content in black soil of Yushu city in Jilin province was carried out, and the affecting factors were analyzed.
调查了吉林省榆树市黑土与玉米中的砷含量，并分析了其影响因素。 返回 black arsenic