Envelops
n. 包络线；信封（envelop的复数）
🗣️ 情景例句
What do you think of this place?
你觉得这个地方怎么样？
Spot, the dog, always whimpers when he is left alone.
那条叫斯伯特的狗，被单独留下来，时常寂寞得呜咽。
Have you ever been to West Hill Farm?
你曾到过西山农场吗？