Airport security check is used to prevent the dangerous goods and dangerous people entering the airport and the aircraft and ensure the safety of the airport and the aircraft.机场安检用于防止危险物品和危险人员进入机场及航空器，保障机场和航空器的安全 。 The main purpose of airport security checks is to detect and prevent dangerous goods, weapons, explosives, or other hazardous items from being brought on board. It ensures no threats to flight safety, reduces the cabin crew’s workload, and protects the safety of passengers, crew, and the aircraft. 机场安检的主要目的是排查并阻止危险品、武器、爆炸物等危险物品被带上飞机，确保无威胁飞行安全的因素存在，减轻乘务员工作负荷，保障乘客、机组及航空器的安全。

Yes. I think it necessary to strengthen airport security check because airport security check can prevent the dangerous goods and dangerous people entering the airport and the aircraft and ensure the safety of the airport and the aircraft.有必要。我认为有必要加强机场安检，因为机场安检能够阻止危险物品和危险人员进入机场及航空器，保障机场和航空器的安全。

I think the airport security check has been improved in the last decade. First, the passengers and their baggage have to be scanned/checked again and again before boarding the aircraft. Second, more advanced systems and equipment have been used/introduced to improve the airport security check. Third, more rules and regulations have been made to improve the airport security check. For example, the extra lithium battery is not allowed to bring onboard.我认为过去十年机场安检有所改进。首先，乘客及其行李在登机前需反复接受扫描 / 检查。其次，更先进的系统和设备已被用于 / 引入以改进机场安检。第三，已制定更多规章制度来完善机场安检。例如，禁止随身携带额外的锂电池 。

The airport can use/introduce more advanced systems and equipment to improve the airport security check. Besides, the airport management department can offer more training to the staff and improve their knowledge and skills. Airlines can offer more training to the pilots and flight attendants to improve their knowledge and skills of dangerous goods and terrorist attack.机场可以采用 / 引入更先进的系统和设备，以改进机场安检工作。此外，机场管理部门可以为员工提供更多培训，提升他们的知识与技能。航空公司可以为飞行员和空乘人员开展更多培训，增强他们在危险物品识别及应对恐怖袭击方面的知识与技能 。 Airports and airlines can adopt advanced security equipment, enhance ground staff training, strengthen cooperation with police and fire departments, improve management systems, and raise security awareness among passengers and staff. Strictly implement security protocols for all personnel and cargo boarding the aircraft. 机场和航空公司可配备先进安检设备、加强地勤人员培训、深化与公安消防部门的合作、完善管理制度、提升乘客和员工的安全意识；对所有登机人员及货物严格执行安检流程。

There are many things we can do to prevent  terrorist activity(attack)  from happening.  First, we can improve airport security check to prevent terrorists and dangerous goods from entering the airport and aircraft.  Second, both pilots and cabin crew can improve their skills to fight against/with the terrorists or hijackers.可以做很多事情防止恐怖活动发生。第一，我们可以提高机场安保防止恐怖分子和危险品进入机场和飞机；第二，飞行员和客舱人员可以提高反恐或反劫机技能。

Yes, I have some suggestions for airport management. The airport management department can use/introduce more advanced systems and equipment to improve the airport security check. Besides, the airport management can offer more training to staff and improve their knowledge and skills.有，我对机场管理有一些建议。机场管理部门可以采用 / 引入更先进的系统和设备，来改进机场安检工作。此外，机场管理方可以为员工提供更多培训，提升他们的知识与技能 。

I have some suggestions for  airport management .  first, The airport  can use/introduce  more advanced systems and equipment  to improve the airport security check.  second, the airport can offer/ provide more training to the staff  and  improve their knowledge and skills .我对机场管理有一些建议。首先，机场可以采用 / 引入更先进的系统和设备，来改进机场安检工作。其次，机场可以为员工提供更多培训，提升他们的知识与技能 。