Simaldrate
硅镁铝
🗣️ 情景例句
This house just came on the market.
这栋房子刚刚推出要卖。
A crown is no cure for the headache.
王冠难治头痛。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。