每日一句口语 254

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Earth Hour calls on people to turn off their non-essential lights for one hour.

“地球一小时”活动号召人们熄灯1小时.

词汇讲解：

1.call on
拜访（某人）；叫；号召；要求
eg:I call on israel to halt such attacks. 我呼吁以色列停止这种袭击。

2.turn off
（把…）关掉；完成；解雇；转向
eg:Why don't you turn off the stupid program? 何不把无聊的节目关掉？

3.essential
adj.基本的；必要的；本质的；精华的
n.必需品；基本要素；必不可少的东西
eg:Assist other essential office duties and tasks. 协助其他基本办公工作和任务。