Diazald
二甲基亚硝基苯磺酰胺
🗣️ 情景例句
Do you have smokers' toothpaste?
你这儿有吸烟者用的牙膏吗？
Who are you?
你是谁？
who produced it with a flourish and pointed out a microscopic 'o' beside the time of the arrival of the train at his station;
站长拿着时刻表一挥手，指着那趟列车到站时刻旁边一个很小的圆圈标记。