The 312 particles are held together in a nucleus by a force that involves the continuous exchange of meson-like particles called memo-ons.

12个粒子汇合与一个原子核里,连续不断的,叫做memo-ons的介子的交换给它作用力。

麻省理工公开课 - 固态化学导论课程节选

However, agencies are asking supply teachers to sign a contract - known as a Swedish Derogation - to waive this right in exchange for continuous employment or a minimum payment if work is not available.

BBC: Wales

Indeed, a forced devaluation may do much more harm to investor confidence than continuous exchange-rate fluctuations.

ECONOMIST: Exchange rates