valid occupation的意思|示意

There's contradiction between them and the work of occupation disease prevention, it makes the healthy bodies of employments cans not get the valid protection. 4 .

对开展职业病防治工作存在明显的抵触，使就业者身体健康得不到有效保护。

I further undertake not to be engaged in any form of employment, business or occupation whilst in Singapore without a valid work pass issued under the Employment of Foreign Manpower Act ( Cap. 91A ).

本人进一步保证在居留新加坡期间，在没持有外国劳工雇佣法令签发的工作准证的情况下，不参与任何形式的就业，商业或职业。