Leadening
(leaden 的现在分词) a. 铅制的, 呆滞的, 铅灰色的, 沉闷的\\n[机] 铅的, 铅包的
🗣️ 情景例句
How long is it going to take for me to get there?
到那里还需要多久时间
I wake my sister up.
我叫醒我妹妹。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。