Certify to
v. 书面证明
🧩 词语组成解析
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
They are eager to learn English.
他们急着要学英语。
Please sign.
请你签字。
Excuse me, Miss Yang, she said.
“请原谅，杨小姐，”她说。