Why this similarity exists in smell genes is difficult to explain, for now.
目前尚难以解释为何这种相似性存在于嗅觉基因中。
As a librarian whose day job revolves around special collections and digital assets, I share the night terrors of historians, and I'd be lying if I said a comprehensive preservation solution currently exists.
作为一名日常工作的核心围绕特藏和数字资产的图书管理员，我与历史学家们共享这种夜晚的恐惧，如果我说目前存在一个全面的保存解决方案，那我就是在撒谎。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。