您要查找的是不是：
- by selfting or backcrossing 通过自交或回交
- I must fulfil my task by some means or other. 我总得想个办法完成任务。
- Are you going to America by boat or by plane? 你到美国是坐船还是坐飞机？
- The number represented by the digit or digits in2. 在释文2。中所说的由一位或几位数字表示的数。
- You can freight your belongings by air or sea. 你可把东西经空运或海运运去。
- He made a great fortune by fair means or foul. 他不择手段地发了一笔大财。
- That's my opinion and I stand or fall by it. 那是我的意思，而且无论如何我也要坚持。
- Reservations can be made by letter or fax. 可以来信或传真预订。
- A person used by another as a dupe or tool. 被愚弄的人作为蠢物或工具而被人利用的人
- He persuaded her to sign the document by guile. 他用欺骗手段说服她在文件上签字。
- British colonies were ruled by governors. 英国的殖民地由总督统治。
- The army was demoralized by defeat. 军队因战败而士气消沉。
- The bride was given away by her father. 由父亲把新娘交与新郎。
- Roughness of the skin can be caused by bad diet. 饮食不好可能引起皮肤粗糙。
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- His disease was complicated by pneumonia. 他的病因肺炎并发症而变得更严重。
- The question was decided by referendum. 这问题是由全民投票决定的。
- How do you go there, by bike or by bus? 你怎么去那儿的？骑自行车去还是乘公共汽车去？
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- He did it whether by accident or design. 不知道他是偶然还是有意做了这件事。
