有波动感时，应及早地充分引流。
Early and adequate drainage is essential if fluctuation occurs.
美国玉米期货市场上如有任何人对近几周玉米期货的大幅波动感到头晕目眩，这都是可以理解的。
Anyone in the U. s corn futures market could be forgiven for feeling seasick after the sharp swings of recent weeks.
假如不处理，一个粗糙结节构成的肿块可能会出现恶化，肿大的淋巴结可能会出现波动感，伴有瘘道。
A firm mass of matted nodes may become apparent with disease progression, and if untreated, lymphadenopathy can become fluctuant with draining fistulas.
子弹藏有一块小磁铁和一颗芯片，子弹旋转带动小磁铁产生直流电，芯片通过电流波动感知射程的远近。
The bullet has a small magnet inside that lets it generate AC current as it spins and a microprocessor that measures those current oscillations to derive how far it's traveled.
子弹藏有一块小磁铁和一颗芯片，子弹旋转带动小磁铁产生直流电，芯片通过电流波动感知射程的远近。
The bullet has a small magnet inside that lets it generate AC current as it spins and a microprocessor that measures those current oscillations to derive how far it's traveled.
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