Actinochrysin
放線菌素C
??? 情景例句
Follow me, please.
請(qǐng)跟我來(lái)。
Can you keep an eye on my bag?
幫我看一下包好嗎？
and if a single curved glass would distort nature, how much more would a pair of them?
何況一片曲面鏡就可歪曲自然，那么伽利略的兩片曲面鏡對(duì)自然的歪曲又該多大呢？