Knotgrass
n. 两耳草
🗣️ 情景例句
Hi, Tom, this is Mary.
嗨，汤姆，我是玛丽。
Is that all he thinks about?
他想的事只是这些吗？
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。