Backfilled
v. 回填（挖掘的洞穴）( backfill的过去式和过去分词 )
🗣️ 情景例句
That's good news.
这是个好消息。
He already has a phonograph,but he doesn't have a radio yet.
他已经有一架留声机，但是他还没有收音机。
Hasn't Mary told you?She invited Charlotte and me to dinner this evening.
玛丽没有告诉你吗？她邀请我和夏洛特今晚去吃饭。