Grinding aids
[化] 磨料; 研磨劑; 研磨劑
?? 詞語組成解析
a. 刺耳的, 沉重的, 劇烈的\\n[化] 研磨; 磨碎
AIDS
[eidz]
abbr. acquired immune deficiency syndrome 獲得性免疫缺乏綜合征（愛滋病）;acute infectious diseases 急性傳染病;aircraft integrated data system 飛行器集成數據系統;
n. 助手( aid的名詞復數 );外援;輔助設備vi.;幫助;
??? 情景例句
I have a lost dog I'd like to bring to you.
我這兒有一只失散的狗，我想送來給你們。
I'm afraid all my efforts were in vain.
我擔心我的努力全白費了。
My father was shocked.Now we are not allowed to touch it.
我父親大為吃驚，不許我們再動它。