Nuolaite
钇杂铌矿
🗣️ 情景例句
Licking envelopes.
粘信封。
Success grows out of struggles to overcome difficulties.
成功来自于克服困难的斗争。
His vanity was hurt by their talking so frankly.
他们坦率的谈话伤害了他的虚荣心。