Trichostema
毛雄芯屬
??? 情景例句
What I eat won't stay down.
我吃東西時感到惡心。
I'll have mashed potatoes and green beans.
我要土豆泥和青豆。
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自然的歪曲又該多大呢？