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- Two beeps echoed from each raft confirming that they were ready to run through the confluence. 两条木筏各传来一声嘟的信号，确定他们已一切就绪，准备冲过汇流处。
- If you ask people to count the number of times that a light flashes, and you flash the light seven times together with a sequence of eight beeping tones, people will say the light flashed eight times. 再比如，你让别人帮你数光束次数。尽管你一连串发出七次光束，但却给出了八次声音，结果人们还是会说有八束光。
- The two systems of government are polar opposites. 这两种政体正好相反。
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- The rapid alternation of two tones either a whole or a half tone apart. 颤音两个相距一个音或半个音的音的迅速交替
- The difference in pitch between two tones. 音程两个音调之间音高的区别
- The interval between two such tones. 四度音程两音调之间的间歇
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- The meat marinated in the brine for two days. 这块肉在盐水里泡了两天。
- At that time he had two helpers. 当时他有两个助手。
- Kindly send us two samples of each class quote for. 报价时，请对每一个等级的各寄两个样品。
- The two boys decided to play truant and go fishing. 这两个男孩决定逃学去钓鱼。
- beep tone 嘟嘟声单音
- A small adjustment will equalize the temperature in the two rooms. 稍作些调节就会使两间房内的温度相等。
- People in this locality used to take two meals a day. 这儿的居民过去每天吃两餐饭。
- He is out and about now after two weeks in hospital. 在医院住了两个礼拜後，现在他能外出走动了。
- He joined the two pieces of wood together with glue. 他用胶水将这两块木料黏在一起。
- The captain ordered two flags to be placed fore and aft. 船长吩咐在船头和船尾各挂一面旗子。
- The doctor is hoping to find two auxiliaries to work under him. 这位医生希望能找到两名帮他工作的助手。
- His two great interests in life are music and painting. 音乐和绘画是他生活中的两大嗜好。
