Diplodesmic
双层维管束的
🗣️ 情景例句
for a long time,
很久了，
One way or a round trip ticket?
单程票还是双程票呢？
We hope that the next negotiation will be the last one before signing the contract.
我们希望下一交谈判将是签订合同前的最后一轮谈判。