迈阿密--(BUSINESS WIRE)--(美国商业资讯)-- 私营公司Guard Medical Inc.今天宣布,其用于手术切口闭合处理的新一代负压伤口疗法(NPWT)敷料NPseal获FDA 510(k)许可,可用于处理更大尺寸伤口(长达25厘米的手术伤口)。NPseal是一种易于使用、经济实惠且高性价比的NPWT手术 ...
本集节目要回答的问题来自 “Zheng Lei”。他想知道如何区分 “protect、shield” 和 “guard” 这三个表示 “保护、防护” 的常用动词。这三个近义词分别用来 “保护” 哪些种类的事物不受什么影响?它们可以相互替换使用吗?听节目,学习这三个英语单词的区别。
Exclusive video shows Philippine maritime militia threatening China Coast Guard officers with knives. "Look! These fishermen were injured by water cannons." That's the narrative Manila is pushing — a ...
The Fujian Coast Guard conducts patrols near the islands of Taiwan, Matsu and Wuqiu on December 29. During the operation, a ...