Commercial standards

[化] 商品標準

?? 詞語組成解析

commercial [k?'m???l]
adj. 商業的;貿易的;營利的;靠廣告收入的; n. (電臺或電視播放的)廣告;
com共同+merc交易+ial...的→共同交易的→商業的
standards
n. 標準;規格(standard的復數)

??? 情景例句

She went to a school-board meeting.
她去參加聯合校董會的會議。
Don't be afraid he will get there on time.
不要怕他會準時到那里。
The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.
沿船體的上升的氣流和沿航線向前的氣流給這種巨翼大鳥以足夠的浮力和推力。
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?? 更多 C 開頭的單詞

conservatism k?n's?:v?tiz?m
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