They marched out singly or in pairs.
他们一个一个地或成双成对地走出来。
Patients went singly into the consulting room.
病人一个接一个地进入诊疗室。
👨🏻🏫 Mr. Ng 柯林斯詞典 📚 – collins.mister5️⃣.net切換為繁體中文