Bipitch
双螺旋的, 双螺线的, 双节距的, 双头的
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
How much will it cost?
这种商品成本价是多少？
but fearing that she would never see Rastus again -- the letter had made that quite clear -- she changed her mind.
但又害怕再也见不到拉斯特斯——这点，信上说得十分明白——于是便改变了主意。