1.
A player may use top spin, back spin or side spin.
运动员可以使用上旋球、下旋球和侧旋球。
2.
Services include the backhand topspin and backspin serves, the forehand topspin and backspin serves, and the high toss service.
发球方法包括，反手上旋球和下旋球，正手上旋球和下旋球。和高抛发球。
3.
Ronald seems to know all kinds of serve techniques-the backhand topspin and backspin serves, the forehand topspin and backspin serves, and the high toss serves.
所有的发球技巧，罗纳德似乎都懂-----反手上旋球和下旋球、手上旋球和下旋球以及高抛球。
4.
Her top spin, back spin and side spin contributed a lot to her winning of the final.
她的上旋球、下旋球和侧旋球技能对她取得决赛胜利起到了很大的作用。
5.
Basic shots include the backhand and forehand chops, the backhand and forehand drives, the backspin chop, the block shot, the drop shot, the smash, the cross shot and the half volley.
基本打法包括:反手和正手削球，反手和正手抽球，削下旋球，推挡，吊球，扣杀，斜线球和快拨。
6.
Backspin: Reverse spin imparted by striking the ball with a downward movement of the racket.
下旋：向下挥动球拍击出的旋转球，使球回转。
7.
To cut or slice(a ball)with an underarm stroke, as in tennis.
削球，切球在网球中用下旋手法击（球）
8.
strike (the ball) in golf, tennis, or hockey obliquely downward so as to give a backspin or elevation to the shot.
在打高尔夫球、网球、曲棍球时用下旋手法击球。
9.
To hit a golf ball in a high arc with backspin so that it does not roll very far after striking the ground.
击下旋高球击下旋高球，使球触地后不会滚开太远
10.
a tennis return made with a downward motion that puts backspin on the ball.
在网球中用一个向下的动作来使球旋转回去。
11.
To hit(a golf ball) in a high arc with backspin so that it does not roll very far after striking the ground.
打出旋高球将（高尔夫球）击成下旋高球，以致于球触地后不会滚得很远
12.
To impart backspin to(a ball)by striking downward as well as forward, as in golf and baseball.
用下旋手法击（对手）在高尔夫或棒球中向下或向前击球以制造逆旋球
13.
Patent Competition of Global Academy in the Triple Helix Innovation Model;
三螺旋创新模式下的全球学术界专利竞争
14.
Conflict & Convergence: Main Melody of Intercultural Communication in Globalization;
冲突与融合:全球化语境下跨文化传播的主旋律
15.
He used so much back-english, the ball almost died when it hit Denton's half of the table.
他发的后旋球旋转极为强劲，当球弹到丹顿那边桌面上时，几乎停了下来。
16.
SET PLAYS: Use the left analog stick to apply topspin or backspin to the ball for more creative set plays and finesse shots.
控制：使用左遥杆完成球的上旋和下旋来玩出创造性地控球和舒适的射门。
17.
A knuckle ball.
（球手投出的）不旋转球
18.
(in billiards)(cause a ball to)move in a curved path while spinning
（台球）（使球）侧旋前进.