n.副飛行員

co flyer 副飛行員

Chiyoda Mutual Life Insurance Co. 千代田壽險(xiǎn)公司(日本)

Design a flyer to recruit potential volunteers. 設(shè)計(jì)一份宣傳單來招募潛在的志愿者。

Prepare sales kits and promotion flyer, etc. 準(zhǔn)備銷售小冊(cè)子和銷售推廣宣傳單。

CO is not readily perceived by the human senses. 一氧化碳不易被人的感覺器官所覺察。