自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 金属钉状物;尖锥;尖钉 A spike is a long piece of metal with a sharp point.
...a 15-foot wall topped with iron spikes...
顶端装有铁刺的 15 英尺高的墙
Yellowing receipts had been impaled on a metal spike.
N-COUNT 细长的尖状物 Any long pointed object can be referred to as a spike .
Her hair stood out in spikes.
...a long spike of white flowers.
N-COUNT (价格、数量的)突然上升，剧增 If there is a spike in the price, volume, or amount of something, the price, volume, or amount of it suddenly increases.
Although you'd think business would have boomed during the war, there was only a small spike in interest.
N-PLURAL (跑步运动员穿的)钉鞋，跑鞋 Spikes are a pair of sports shoes with pointed pieces of metal attached to the soles. They help runners' feet to grip the ground when they are running.
VERB 偷偷往(饮料中)搀烈性酒(或毒品) If your drink is spiked, someone has added alcohol or drugs to it without telling you.
They wondered whether their drinks had been spiked.
...drinks spiked with tranquillisers.