n.翻轉(zhuǎn)；倒轉(zhuǎn)；反轉(zhuǎn)

Tilting disc check valves are used to prevent reversal of flow in horizontal or vertical pipe lines. 翻轉(zhuǎn)式閥瓣止回閥適用于防止水平或垂直管路上的流體倒流。

When the next reversal occurs, the several generations of scientists who study it will know much more about the effects. 當(dāng)下一次倒轉(zhuǎn)發(fā)生時(shí)，從事這項(xiàng)研究的幾代科學(xué)家將對(duì)有關(guān)的效應(yīng)知道得更多。

In order for a reversal to take place there must be a brief time during which the field is non-existent. 為了發(fā)生一次倒轉(zhuǎn)，必須有一個(gè)很短的時(shí)間沒(méi)有磁場(chǎng)存在。

Each reversal appears to have taken place in a very short time. 每一次反轉(zhuǎn)看來(lái)都是在極短的時(shí)間內(nèi)發(fā)生。

It provides an early reversal warning after a new high or low. 出現(xiàn)了新高或者新低后，它給出了一個(gè)早期的反轉(zhuǎn)警告。

n.點(diǎn)信號(hào)