secondary constriction 中文意思是什麼
secondary constriction
解釋
次級縊痕，副縊痕- secondary : adj 1 第二（位）的，第二次的；中級的 （opp primary）。2 副（的）；從屬的；附屬的；輔助的；補充的...
- constriction : n. 1. 壓縮，收縮；狹窄，縮窄。2. （胸部等的）壓迫感，憋悶感。3. 壓束物，阻塞物。4. 被壓束部分；縮頸。
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The first and second longest chromosomes are important in karyotype analysis and most of which are metacentric chromosome and submetacentric chromosome in lilium. hybrids were distinguishable by the existence and position of secondary constriction and arm ratio
百合的第一對和第二對染色體多為中著絲粒和近中著絲粒染色體，可以根據次縊痕有無與位置及臂比鑒定雜種。
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