O.
[医] O型, 菌体型, 不动型(细菌)
✅ 同义词
🗣️ 情景例句
Happy Thanksgiving.
感恩节快乐。
Quick! Seize that child before she falls down.
快！趁还没掉下去，快抓住那孩子。
They will be arriving here tomorrow.
明天就要到达此地。