spasm
n[C, U]
1 strong, sudden and uncontrollable tightening of a muscle or muscles 痙攣; 抽搐; 發作
an asthma spasm 氣喘發作
painful muscular spasms 引起疼痛的痙攣
The muscles in the athlete's leg went into spasm, ie tightened uncontrollably and painfully. 那運動員的腿抽筋了.
2 sudden short burst (of activity, emotion, etc) (活動、 情感等的)突發, 發作
a spasm of energy, excitement, pain, coughing 一陣活力的爆發、 興奮、 疼痛、 咳嗽.