in

      在（某范围或空间内的）某一点at a point within an area or a space

      在（某物的形体或范围）中；在…内；在…中within the shape of sth; surrounded by sth

      进入into sth

      构成…的整体（或部分）；包含在…之内forming the whole or part of sth/sb; contained within sth/sb

      在（某段时间）内during a period of time

      在（某段时间）之后after a particular length of time

      在（某段时间）内for a particular period of time

      穿着；戴着wearing sth

      （用以描述具体的环境）used to describe physical surroundings

      （表示状态或状况）used to show a state or condition

      参与；参加involved in sth; taking part in sth

      （显示工作或职业）used to show sb's job or profession

      （显示某物的形式、形状、安排或数量）used to show the form, shape, arrangement or quantity of sth

      （表示使用的语言、材料等）used to show the language, material, etc. used

      关于；在…方面concerning sth

      做…时；…发生时；当…时while doing sth; while sth is happening

      （引出具某种品质的人的名字）used to introduce the name of a person who has a particular quality

      （显示比率或相对数量）used to show a rate or relative amount