Lld fsctors
[医] 多讷氏乳酸乳杆菌因子, 维生素B12
🧩 词语组成解析
法学博士
🗣️ 情景例句
How are you doing, Richard?
现在怎么样， Richard？
We shouldn't have any trouble if the traffic isn't to heavy.
如果交通不太拥挤的话，我们不会有什么困难。
When is the most convenient time for you?
你什么时候最方便？