To compare the effectiveness of oral ivermectin (IV) and two different modalities of topical benzyl benzoate (BB) for treating scabies in a community setting.
比较口服依维菌素 (IV) 和两种不同方式局部涂抹苯酸苄酯 (BB) 在社区治疗疥疮上的效果。
We lowered the rating on Greek sovereign debt to BBB, and spreads stayed just below levels for AA rated bonds. But when we lowered the rating to BB, we saw spreads hit CCC bond levels.
我们将希腊主权债信评级下调至BBB级别时，其收益率仍维持在比AA级债券略低的水平，可当我们进一步下调至BB级时，其收益率一下子飙升至CC C级债券的水平。
Also, in the query [dura ace track bb axle njs] the “bb” is probably referring to a bottom bracket while in the query [software update on bb color id] the “bb” probably means blackberry.
而且，在查询dura ace track bb axle njs时，"bb"指的应该是底架（bottom bracket），而在查询software update on bb color id时，这里的bb说的应该是黑莓手机（blackberry）。
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