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 闪光信号灯;照明弹 A flare is a small device that produces a bright flame. Flares are used as signals, for example on ships.
...a ship which had fired a distress flare.
VERB (火)突然烧旺，突然熊熊燃烧 If a fire flares, the flames suddenly become larger.
Camp fires flared like beacons in the dark.
VERB (麻烦、暴乱、冲突等)加剧，升级，愈演愈烈 If something such as trouble, violence, or conflict flares, it starts or becomes more violent.
Even as the President appealed for calm, trouble flared in several American cities.
VERB 发怒;发火 If people's tempers flare, they get angry.
Tempers flared and harsh words were exchanged.
V-ERG (常因气愤或难过而)张大(鼻孔),(鼻孔)张开 If someone's nostrils flare or if they flare them, their nostrils become wider, often because the person is angry or upset.
I turned to Jacky, my nostrils flaring in disgust...
He stuck out his tongue and flared his nostrils.
VERB (连衣裙等)底部展开，呈喇叭形展开 If something such as a dress flares, it spreads outwards at one end to form a wide shape.
...a simple black dress, cut to flare from the hips.
N-PLURAL 喇叭裤 Flares are trousers that are very wide at the bottom.
PHRASAL VERB (疾病、伤势)突然复发，突然恶化 If a disease or injury flares up, it suddenly returns or becomes painful again.
Students often find that their acne flares up before and during exams.