track valve的用法和樣例：
例句
- Our pilotless rocket enters the track of the earth.
我們把一個無人駕駛的火箭送入了地球的軌道里。 - His mind sagged round and round on the same track.
他的念頭一而再再而三地在一條軌道上轉著。
track valve的相關資料：
臨近單詞
trackway
track
Track While Scan Radar Simulator
Tracking Telemetry Data Receiver
track-subgrade-cutting slope
Tracking Data Handling Subsystem
Track and Field class curriculum
track and field teaching content
tracking and temperature testing
Track-While-Scan Quiet Radar
tracking control detent position
Track and field technique lesson
