Leucoxides
白氧化物类
🗣️ 情景例句
I'm concerned.
我很担心。
True friendship is a plant of slow growth.
真正的友谊像是生长缓慢的植物。
They will hardly know which facts to select from the great mass of evidence that steadily accumulates.
对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好，