Drugs could have caused intermittent tachycardia .
毒品会导致间歇性心动过速。
Though they don 't cure the problem they can reduce episodes of tachycardia or slow down the heart when an episode occurs .
虽然药物不能根治此类疾病，它们却可以减少心动过速的发生，并降低发生时的心率。
In acute blood loss , the animal usually presents with tachycardia , pale mucous membranes , bounding or weak pulses , and hypotension .
动物的急性失血通常表现为心动过速、可视粘膜苍白、脉玄细、低血压。
These patients will have similar physical examination findings , pale mucous membranes , tachycardia , and possibly splenomegaly or a new heart murmur , or both .
