英汉词典
网站首页 | 英汉词典
更新日期:2026-08-14
ridge-pole释义n. 帐篷横梁 例句1·Primordial germ cells came from pole cells and moved in two masses to the laterodorsal abdomen of embryo, and then were enveloped by mesoderm to form germinal ridge . 原始生殖细胞来自极细胞,分两团移至胚胎腹部侧背面,被中胚层细胞包裹,形成生殖脊。