“乃”用英语怎么说

胜败乃兵家常事。Some battles you win, some battles you lose.所有证据都表明该犯罪乃他们所为.The sum of evidence points to the crime resting on them.尽快寻求帮助和建议乃明智之举。It is wise to seek help and counsel as soon as possible....

“乃”的拼音为：nǎi...