aircraft landing gear

• 飞机起落架

aircraft landing gear的用法和样例：

例句

1. The sound you just heard is the landing gear locking into place.
   刚才你们听到的是飞机起落架放下的声音。
2. One fixation bolt of undercarriage support in aircraft fractured after servicing a long time.
   某飞机起落架缓冲支柱固定螺栓长期使用后断裂。