announced

US /ə'naʊnst/

UK /ə'naʊnst/

A2 初級
v.t.及物動詞宣布
The President announced his new politics

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太陽能如何變得如此便宜 (How solar energy got so cheap)

06:31太陽能如何變得如此便宜 (How solar energy got so cheap)