This precludes placing therapeutic levels of drugs in the feed as a method of treatment.这妨碍在饲料中按治疗法放入治疗量药物.The surface reactivity of many nonblack fillers generally precludes strong bonding with this type of matrix.许多非碳黑...
These corporals get fatigue duty if they misbehave . Today it is toilet duty.这些下士如果行为不端就会罚做杂役. 今天的杂役是打扫厕所....the toilet bowl.马桶In British English the toilet in private houses is called the lavatory, toilet, WC ( dated ),...