Vasodentin
[医] 血管性牙质
🗣️ 情景例句
Different kinds of activities, such as commenmorative meetings, planting trees,
举行各种各样的活动，例如召开纪念大会，植树造林，
He should see the doctor.
他应该去看医生。
I'll have to check with our engineers.
我得请教工程师才行。