- accident-free flying
- safe flight
- 安全: safe; secure; safety; securi ...
- 飞行: flight; flying; aviate; voya ...
- 安全飞行时数: accident-free flying hours; safe flying hours
- 安全飞行速率: speed; safe-flying
- 安全飞行仪表公司: safe flight instrument corp
关注微信公众号:chachacidian,回复:安全飞行,即可在微信中查询翻译