The AWD messages are not addressed to individuals but to groups of recipients that are fulfilling certain functions, such as duty officers in a certain region.
这些AWD信息不会寄给单独的个人，它们会发给每个组的接收人，这些接收人会承担一些特定的工作，例如给特定区域的军官分配任务。
A swollen glandular saddlelike region in the epidermis of certain annelid worms such as the earthworm that secretes a viscous fluid to form a cocoon for their eggs.
环带，生殖带某些环节动物蠕虫表皮的膨胀、含腺的鞍状带，例如蚯蚓，分泌一种粘性液体而在其卵上形成一层防护层。
Within a certain region in the slope, the displacements in both directions are reached maximum at the same time. Thus it performs as a kind of thrown outward effects.
在坡面的一定区域内，两个方向的位移同时达到最大值，从而表现为一种向外的抛掷效应。
Within a certain region in the slope, the displacements in both directions are reached maximum at the same time. Thus it performs as a kind of thrown outward effects.
在坡面的一定区域内，两个方向的位移同时达到最大值，从而表现为一种向外的抛掷效应。
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