Oxylith
过氧化钠和漂白粉的混合物
🗣️ 情景例句
Thank you.
谢谢你 。
How much should people demand of their governments?
国民对其政府应该要求多少呢？
The Americans would happily reach one accord on standards for medical devices and them hammer out different pacts covering,say,
美国人很愿意就医疗器械的标准达成一个协议，然后推敲出不同的合同，用以涵盖 --比如说