covid n. 冠状病毒病
拼接 v. join together; montage; put together; joint; jo
conference n. （大型、正式的）会议，研讨会；（小型正式的）商讨，讨论；体育协会（或联合会
大纲 n. outline; syllabus; ground plan; compendium; pro
深入浅出 deep-going but easy to understand—explain the pro
毕业设计 graduation project。
非 pref. non-; un-; in-; il-; im-; ir-; dis-; a-; de-
生活费 living expenses; allowance。
道具 n. prop; stage property; theatrical property。
eventually adv. 最终，结果
抽查 v. spot check; random check; sample check; inspect
优哉游哉 idiom at ease; leisurely; carefree; unhurried; in
excessive adj. 过度的，过多的
见效 v. take effect; work; be effective; show results;
生产商 producer; manufacturer。