Many involved little-known airlines — some already on watch lists for safety concerns.

许多事故都与名不见经传的航空公司有关，其中一些因其安全顾虑已经被列入观察名单。

youdao

"Due to this arctic outbreak and concerns for the safety of USPS emplovees," USPS announced Wednesday morning," the Postal Service is suspending delivery Jan.30 in some 3 digit ZIP Code locations."

美国邮政周三上午宣布：“由于北极地区疫情的爆发，以及对美国邮政雇员安全的担忧，1月30日邮政将暂停大约3位数邮政编码地区的邮递服务。”

youdao

"Due to this arctic outbreak and concerns for the safety of USPS employees," USPS announced Wednesday morning," the Postal Service is suspending delivery Jan.30 in some 3-digit ZIP Code locations."

美国邮政署周三上午宣布：“由于北极地区遭遇严寒侵袭，出于对美国邮政员工安全的担忧，邮政部门将在1月30日暂停3位数邮政编码地区的邮递服务。”

youdao

Pfizer pushed sales of Bextra for several uses unapproved by the government because of safety concerns.

VOA: special.2009.09.11

As for safety concerns, a twenty-nine-year-old woman from Hong Kong was raped when she travelled to Leeds in 2009.

NEWYORKER: You��re Welcome

When the FAA announced its review on Friday, top government officials and Boeing executives emphasized that they didn't think the recent problems were cause for safety concerns.

WSJ: Boeing Dreamliner Makes Emergency Landing in Japan

Having a virtual camping community is useful, especially for allaying safety concerns about specific spots, an issue every camper takes seriously.

BBC: Camping through Mexico and Central America