Neobor
焦硼酸钠
🗣️ 情景例句
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
Constant dropping wears away a stone.
滴水穿石。
Look at the ice! Be careful! It's thin.
瞧那冰！当心！冰很薄。