infrequence

英[ɪn\'fri:kwəns]
美[ɪn\'frikwəns]

基本释义

n.
很少发生,罕见

实用例句

It is infrequence in China that the weld high - temperature high - pressure hydrogenation pipe is cracked short time.

高温高压 临氢管道焊缝迅速发生裂纹,国内罕见.

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