open the ball

基本解釋

When the line pressure to atmospheric pressure, open the ball tube, check pigging or caliper effect.
當(dāng)管線內(nèi)壓力降到大氣壓力時(shí)，打開收球筒，檢查清管或測(cè)徑效果。
During coffee, host Bern will open the ball by dancing a Strauss waltz with the youngest girl present.
茶點(diǎn)時(shí)間，主持人將與全場(chǎng)最年輕的女孩跳一曲華爾茲作為舞會(huì)的開場(chǎng)。
The next day, my mother with a knife to carefully cut open the ball daffodils, and a Peach of the "Narcissus Doll" was born.
次日，媽媽用刀小心地把水仙球剖開了，一個(gè)桃形的“水仙娃娃”誕生了。

The bottom of the root ball will look something like the spread-open wings of a butterfly.

To use an apt football analogy, just a month ago George Allen was in the open field gliding towards the end zone with the ball under his arm and a smile on his face.
NPR: Allen's Miscues Make for Close Race in Virginia