“探矿者”造句

探矿者淘选从河床里挖出的少量含金泥沙和砂砾.
The prospector panned out bits of sand and gravel scooped from the bed of a stream.

探矿者淘选从河床中挖出的少量含金泥砂和沙砾.
The prospector panned off bits of sand and gravel scooped from the bed of a stream.

• #探矿者