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Chinese dictionary
n.tartar; dental calculus; scale; tooth deposit
快速地去除牙垢
rapid removal of tartar
使用牙刷去除牙垢很有帮助。
The use of a toothbrush to keep tartar down is very helpful.
快速地去除牙垢
rapid removal of tartar
使用牙刷去除牙垢很有帮助。
The use of a toothbrush to keep tartar down is very helpful.