Backfilled
v. 回填（挖掘的洞穴）( backfill的过去式和过去分词 )
🗣️ 情景例句
Give me a cup of coffee, please.
请给我一杯咖啡。
Success grows out of struggles to overcome difficulties.
成功来自于克服困难的斗争。
'I can't hear a word!' I said angrily.
“我一个字也听不见了！”