15秒记一个单词第249个(20秒一个单词第2304个)
15秒记一个单词第249个(20秒一个单词第2304个)an act of bringing an aircraft or a spacecraft down to the ground after a journey• 降落;着陆:
The pilot was forced to make an emergency landing.
飞行员被迫紧急着陆。
an act of bringing an aircraft or a spacecraft down to the ground after a journey
• 降落;着陆: