Excavating
v. 挖掘（excavate的现在分词）
✅ 同义词
🗣️ 情景例句
This is my sister Susan.
这是我妹妹Susan。
Cool!
太神了！
and an American-made dialysis machine needs the EU's okay before is hits the market in Europe.
而美国制造的透析仪也要得到欧盟的首肯才能进入欧洲市场。