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5月30日，中央第三环保督察组召开对黑龙江省开展“()”工作动员会。这标志着第一批中央环保督察“()”正式启动。

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The Swiss have a 99% literacy rate, which means that 99% of the people can read and write.

准时制物流配送一般不随意改变配送时间，但往往需要根据客户的具体需求更改配送的品种。()

上海合作组织背景。

EC means using simple, fast and low-cost electronic communications to transact, without face-to-face meeting between the two parties of the transaction.()