Mesityloxide
n. [化]异丙叉丙酮, 基化氧
🗣️ 情景例句
Richard, this is Mitchell Johnson.
Richard，这是Mitchell Johnson。
Mountain-climbing is difficult.
登山是困难的事。
These movements are controlled by the trainer with the metal-pointed stick,
训练员要用有锋利金属尖的长棒控制它的这种举动，