由于在一边关闭的领带。
D isometric view for total immersion into the ring.
三维等距的看法总沉浸到环。
D ring is not a necessary backing part which has biological activity in these compounds.
环不是该类化合物具有生物活性的必需骨架部分。
You "d better ring me first just in case."
以防万一，来之前最好先打个电话。
You "d better ring me first just in case."
以防万一，来之前最好先打个电话。
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