针头

Some stars look as tiny as pinheads, but they are even bigger than the sun in fact.

有些星星看起来像针头一样小, 但它们实际上甚至比太阳还。

Objective To explore the clinical effect of lessening intravenous transfusion pain by direct puncture vein near half a opisthenar.

探讨手背1/2附近静脉在输液时针头直刺入静脉减轻疼痛效果。

415 cases of allergic rhinitis were treated with self-made needle and injected triamcinolone acetonide to block the sphenopalatine ganglion through mouth cavity.

变应性炎患者415例,男270例,女145例。用自制针头于口腔径路行曲安奈德蝶腭神经术。