Solubor
硼砂
🗣️ 情景例句
Haven't you finished balancing that checkbook?
你还没有核对完支票簿帐目吗？
How much do you know about the works of Henry Wadsworth Longfellow?
你对亨利·朗费罗的工作知道多少？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。