Obstructs

• Exercise should precede meals, not immediately follow them; the first promotes, the latter, unless moderate, obstructs digestion. 本杰明·富兰克林. 富兰克林自传.
• The statute of apprenticeship obstructs the free circulation of labour from one employment to another, even in the same place. 亚当·斯密. 国富论.
• The difficulty of obtaining settlements obstructs even that of common labour. 亚当·斯密. 国富论.
• It obstructs the communication of heat from the furnace to the water, and the metal is thus liable to become red-hot. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• But Muscle Shoals is not navigable, and below them again is another shoal which also obstructs navigation. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• Whatever either promotes or obstructs the one, necessarily promotes or obstructs the other. 亚当·斯密. 国富论.

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