He picked his teeth with a toothpick.

他用。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒取受检者口腔齿龈上或病灶面附着物，生理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者口腔齿龈上或病灶面附着物，生理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检齿龈上或病灶表面附着物，理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者口腔齿龈上或病灶表面附着物，生理盐水涂片，光。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者龈上或病灶表面附着物，理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者口腔齿龈上或病灶面附着物，生理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用剔。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒受检者口腔齿龈上或病灶表面附着物，生理盐水涂片，光学显微下观察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者口腔齿龈上或病灶表面附着物，生理盐水涂片，光学显微下察。

He picked his teeth with a toothpick.

他用牙签剔牙。

The light microscope was used to observe the hesion from gums of teeth and focus of infection.

以消毒牙签取受检者口腔齿龈灶表面附着物，生理盐水涂片，光学显微下观察。