sudden词根词缀
suddenly的高级词汇？
suddenly的高级词汇？
all ofasudden＝suddenly
practice的词根词缀？
词根词缀: pract做事 ice - practice 实践
He strained his back during a practice session.
他在一次练习课上扭伤了背部。
It takes a lot of practice to play the violin well.
拉好小提琴需要多加练习。
Skill comes only with practice, patience, and persistence.
只有通过练习、耐心和坚持不懈才能获得技能。
In practice, however, such an attitude is counterproductive.
然而在实际中，这种态度会适得其反。
Educational practice is liable to sudden swings and changes.
教育实践活动易出现突然的转向和变化。