This plaque was awarded to me by the president.

这块匾牌是总统颁发给我的。

The names of many martyrs were engraved on the plaque in the park.

公园里的牌匾上刻着许多烈士的姓名。

I have an appointment with the dentist this week to clean the plaques from my teeth.

这周我约了牙医清除牙齿上的牙斑。

Deposits of plaque build up between the tooth and the gum.

牙齿和牙龈之间会滋生牙斑

I will now unveil this plaque in honor of the founder of the company.

我谨代表公司的创始人为之揭牌。

A plaque commemorates the battle.

有一块饰板用来纪念那次战役。

The First Lady unveiled a commemorative plaque.

第一夫人为纪念牌匾揭了幕。

On one side of the main entrance there's a red plaque.

大门口的一侧有块红色匾牌。

Deposits of plaque build up between the tooth and the gum.

牙菌斑的沉积物在牙齿和牙龈间形成。

When not removed, plaque causes tooth decay and gum disease.

牙斑没有清除就会导致蛀牙和牙龈疾病。