His face was a study in concentration.
他臉上完全是一副全神貫注的表情。
Physiology is the study of how living things work.
生理學是研究生物功能的學科。
This study represents a major expenditure of time and effort.
這項研究意味著要耗費大量的時間和精力。
This study is the cornerstone of the whole research programme.
此項研究是整個研究計劃的基礎。
The report studies the organization of labour within the company.
這個報告研究了公司內部的人力分配問題。