残渣

Bacteria stick to food debris in the teeth, causing decay.

细菌附着在牙缝中的食物上，导致蛀牙。

I finished the dregs of my tea.

我把茶的也喝光。

Mary scraped the residue of food from the plates before putting them under water.

玛丽在把盘子放入水之前先刮去上面的食物。

The feasibility of thermal state continuative feeding coking process with coal liquefaction residue was discussed through experiment study.

过试分析,煤直接液化采用热态、批量连续进料炼焦工艺的可行性。