Jackladder
n. 木踏板绳梯, 跳板
🗣️ 情景例句
Is that you, Susan?
是你吗， Susan？
We can't recall how often he's written.
我们记不起来他每隔多久写一封信。
By the time you read this, the Hubble's eagle eye will have sent us thousands and thousands of wonderful pictures.
等到你读到这篇文章时，敏锐的哈勃望远镜已经为我们送来了成千上万张精彩的照片。