🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
certified
[['sə:tifaid]]
a. 证明合格的\\n[化] 检定的; 证明的; 书面证明的
🗣️ 情景例句
They have an opening.
他们有一个空房间。
In university, students are trained to become doctors and nurses.
大学的学生被训练成为医生和护士。
She had a bad cold.
她患了重感冒。