udder
n.(牛、羊等的)乳房
难易程度:
udder为短语/超纲词汇
udder
/'ʌdə(r); `ʌdɚ/
n bag-like organ of a cow, female goat, etc, with two or more teats, which produces milk (母牛、母羊等的)乳房. =>illus at cow 见 cow 插图.
udder
n[C]
[Language: Old English;Origin: uder]
the part of a cow, female goat etc that hangs down between its back legs and that produces milk
1. But, of 277 udder cells he fused with egg cells, only 30 began to develop into embryos. 但是,在他将卵细胞与之结合的277个乳腺细胞中,只有30个开始长成胚胎。
2. He found a way to take an udder cell and make it grow into a new cloned lamb. 他找到了提取乳腺细胞并把它培育成一只新的克隆羊的方法。
3. Once cells have specialized, on their way to becoming skin or eye or udder cells, most of the genetic instructions to make a full being are turned off. 一旦细胞特化,进入成为皮肤细胞、眼睛细胞或乳腺细胞的过程,大部分长成完整个体的基因指令就被关闭。
4. Instead of using early-stage embryo cells, Wilmut used cells from the udder (乳腺) of an adult sheep. 威尔莫特使用的不是初期胚胎细胞,而是从一只成年绵羊的乳腺提取的细胞。
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