The serve is usually initiated by tossing the ball into the air and hitting it -LRB- usually near the apex of its trajectory -RRB- into the diagonally opposite service box without touching the net .
The serve is usually started by tossing the ball into the air and hitting it -LRB- usually near the top of its path in the air -RRB- into the diagonally opposite service box without touching the net .
The serve is usually started by tossing the ball into the air and hitting it -LRB- usually near the top of its path in the air -RRB- into the diagonally opposite service box without touching the net .
بسط هذا النص: The serve is usually initiated by tossing the ball into the air and hitting it -LRB- usually near the apex of its trajectory -RRB- into the diagonally opposite service box without touching the net . خرج: