鼻孔有环的几种选择。
训练幼犬最有用也最重要的工具之一,是一条两端有环的绳子。
One of the most useful and important accessories for training a young dog is a piece of cord with a loop at each end.
叶密被长硬毛背面的特别是在脉上。花对生。显著被微柔毛有环的花冠筒在里面。
Leaves densely hirsute especially on veins of abaxial surface. Flowers opposite. Corolla tube conspicuously puberulent annulate inside.
And orbiting around this is a lone electron out at some distance r.
有一个单电子,在环原子核的轨道上运行。
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