Unravel the logic behind this star and find the missing letter.
The star-delta starter is an effective method of () voltage starting of a motor.
A star that suddenly becomes several magnitudes brighter and then gradually fades is a().
In order for a star to be used for a sight at lower transit,the star must().
The girl is()of a film star.
星状砂丘(star dune)
A variable star is one that().
A star is observed at lower transit. The line of position derived from this sight is().
The girl is()of a film star.
A first magnitude star is().