Be cautious to
谨慎
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
🗣️ 情景例句
He made an impressive speech.
他发表了一篇感人的演讲。
A woman's work is never at an end.
妇女的活计做不完。
not to mention the equally numerous small animals like field mice and voles which you do not see,
地上有不显眼的无数的老鼠和田鼠之类的小动物，