air bell

基本解釋

While concentrations varied daily, typical concentrations of lead particles ranged from 0.6 to 1 microgram per cubic meter of air, Bell and her thesis adviser Catherine Cahill found.
Bell和她的論文導(dǎo)師Catherine Cahill發(fā)現(xiàn)，盡管濃度含量每天都發(fā)生變化，鉛濃度含量一般在0.6到1微克每平方米空氣之間。
His only connection to the outside world was an air tube and a bell.
僧人與外界唯一的聯(lián)系就只通過(guò)通氣管與鈴聲。
FH600 Bach "Aristocrat" - . Key of Bb, . 434" bore, two piece yellow brass bell, air through design. Monel pistons, clear lacquer.
FH600 吧哈“史特拉第瓦里“-降B鍵，.434”內(nèi)腔，雙片黃銅喇叭，空氣流通設(shè)計(jì)，蒙乃爾合金活塞，透明亮漆。
blog.sina.com.cn

Three cats climb to the top of the bell tower and sniff the air.
NEWYORKER: Town of Cats
Elsewhere in the aerospace sector Wednesday, Delta Air Lines rallied 5.5% before bell after topping estimates with fourth-quarter earnings of 45 cents per share.
FORBES: Boeing Profit Soars, But Wings Clipped On Outlook
The bell-ringing and the guttural chants of the tuna auctioneers lend the place the air of a lamasery.
ECONOMIST: Gems of the ocean