One day, while I was playing with my new doll, Miss Sullivan put my big Rag Doll into my lap also, spelled "d-o-l-l" and tried to make me understand that "d-o-l-l" applied to both.
有一天我正在玩一个新娃娃，沙利文小姐把我的大布娃娃也放在我腿上，然后写了“d - o -l - l”这几个字母，她是想让我知道“d - o - l - l”既可以指新娃娃，也可以指旧娃娃。
Sullivan taught Helen to communicate by spelling words into her hand, beginning with d-o-l-l for the doll that she had brought her as a present.
从送给海伦的玩具娃娃（doll）开始，苏利文在海伦手上拼写单词。
Method Portal hypertension was induced by portal vein stenosis(PVS) in 30 rats subdividing into 3 groups:group B (Model), group C in which L arginine was given, and group D receiving L NAME.
方法采用门静脉部分缩窄（PVS）制成门静脉高压模型的30只大鼠被均分为3组：模型组（B）、左旋精氨酸组（C）、单甲基精氨酸组（D）。
The liver has two types of cells:light cell(L cell)and dark cell(D cell), The nucleus of L cell is round. There are some mitochondria around it in the more cytoplasm.
肝细胞有两种不同类型，即L细胞和D细胞，L细胞胞核呈圆形，细胞质多，近核周围有一些线粒体；
The amount of aromatic amino acids such as L-tryptophan, L-tyrosine and L-phenylalanine was important for the accumulation of D-ribose, and its amount need to be controlled precisely.
培养基中芳香族氨基酸如l色氨酸、l酪氨酸和l苯丙氨酸的含量影响着d核糖的形成，其含量需严格控制。
The preparation of D-proline and D-valine by configuration transformation from L-proline and L-valine has been intensively studied.
本文研究了以L-脯氨酸和L-缬氨酸为原料，通过构型转换制备D-脯氨酸和D-缬氨酸的工艺。
The L/D ratio of metal fiber is greatly affected by processing conditions. The different L/D ratio of metal fiber has a…
成型加工条件对铜纤维的长径比和分布有显著的影响，不同长径比的铜纤维对复合材料的性能影响也不同。
The L/D ratio of metal fiber is greatly affected by processing conditions. The different L/D ratio of metal fiber has a…
成型加工条件对铜纤维的长径比和分布有显著的影响，不同长径比的铜纤维对复合材料的性能影响也不同。
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