Geracomia
老年摄生法, 老年保健
🗣️ 情景例句
He is not very interesting to talk to.
跟他谈话没味道。
The two parties involved in a contract have the obligation to execute the contract.
合同双方有义务履行合同。
We'd like you to change shippers for the next order.
下次的货我们希望换一家运输公司。