Bipatch
双螺旋(线)的, 双节距的, 双头的
🗣️ 情景例句
She suffered terribly when her son was killed.
儿子被杀，她痛苦至极。
One boy is more trouble than a dozen girls.
一个男孩比十二个女孩还要麻烦。
Could I have this sample free of charge?
这样品可以免费送我吗？