Providing the registration number can save our time for pulling up the information.
举一反三
- Not every word is worth noting. We save our time and attention for the key information.
- Our brain can only allocate attention resources to a limited amount of information at a time without causing（ ）.
- While following a lecture, you can try key words, symbols and abbreviations in your notes to save time and catch up with the speaker. （ ）
- The a___（N.出现）of the Internet has changed our ways to acquire information. Only f___（V.过滤）out junk information, can we get useful materials.
- With mathematical_______, you can save time by approximating.