英語單詞學習：voluntary

今天我們要學的詞是voluntary。

Voluntary, 自願的，主動的。

"Virginia residents turned in almost 10,000 pounds of unused and expired prescription medication during a voluntary 'Drug Take-Back Day'," 在藥物回收日那天，維吉尼亞州居民自願上繳了將近一萬磅沒用過的和過期的.處方藥。

"General Motors initiated a voluntary recall covering 154,000 Cruze automobiles in the United States and Canada due to steering and transmission issues," 美國通用汽車公司宣佈，因為駕駛和傳動系統的問題，主動召回在美國和加拿大市場上售出的15萬4千輛科魯茲車。

好的，今天我們學習的詞是 voluntary...