Formular
a. 公式的
🗣️ 情景例句
Excuse the mess. I just moved here.
请不要介意这里乱得很 我刚刚搬来住。
Trust not a great weight to a slender thread.
细线挂重物，终究不可靠。
Before? After? said the doctor.
“饭前？饭后？”医生说。