中国大学MOOC: What devices are not permitted to use for take-off and landing?
举一反三
- What devices are not permitted to use for take-off and landing? A: mobile phone B: radios C: laptop computer D: remote-controlled equipment
- What devices are not permitted to use for take-off and landing? A: mobile phone B: radios C: laptop computer D: remote-controlled equipment
- 英译汉：you aren't permitted to use your laotop during taking off or landing because it might interfere with the navigation system.
- 中国大学MOOC: In what cases flights can’t take off on time?
- 中国大学MOOC: Airports are major transport facilities, which are used for the landing, taking off, parking, __________, and repairing of aircraft.