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
Have you filled in the baggage declaration?
行李申请单填好了吗？
So-so.
一般般啦！
And because I was deaf, I could not learn to speak.
因为我耳聋，我不能学说话。