safety issue是什么意思 safety issue怎么读
safety issue的用法和样例
- This comes after a series of safety lapses that delayed flights and grouded planes.
之前这四家公司因为一系列安全问题而导致航班延误，航线搁浅。 - The group says health and safety issues are an important part of the anti-counterfeiting message.
该小组说健康和安全问题是反盗版信息的一个重要的组成部分。
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