一种理论认为抑制胃酸分泌可能会阻碍钙的吸收。
One theory is that suppressing stomach acid might interfere with the absorption of calcium.
该毒素的颗粒会阻碍神经末梢上受体的活动、抑制神经冲动进而导致周边肌肉群麻痹。
The toxin particles block receptors on nerve endings, silencing the nerves and paralyzing surrounding muscles.
抑制剂一般是小分子，他们不可逆转地结合在受体上阻碍其正常功能，而兴奋剂可以是小或大分子。
Antagonists tend to be small molecules that bind irreversibly to the receptor preventing its normal function, while agonists may be small or large molecules (e.g. peptide or protein hormones).
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