Wallach
瓦拉赫(①姓氏 ②Otto, 1847-1931, 德国化学家, 曾获1910年诺贝尔化学奖)
🗣️ 情景例句
Hi, how are you doing?
你还好吗？
Do you like painting?
你喜欢画画？
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。