n. 脈搏;[無線電]（電磁波等）脈動(dòng);活力;有節(jié)奏的跳動(dòng)（或拍打）;
vi. （心臟）跳動(dòng);脈動(dòng);搏動(dòng);震動(dòng);
vt. 使跳動(dòng);有節(jié)奏地驅(qū)動(dòng)（機(jī)器等）;[電子學(xué)]施以脈沖;[無線電]脈沖地調(diào)節(jié)（電磁波）;
pulse
n
1 (usu sing 通常作單數(shù))
(a) regular beating of the arteries as blood is pumped through them by the heart, esp as felt at the wrist 脈搏
have a low, irregular, strong, weak, etc pulse 脈搏很慢、 不規(guī)則、 很強(qiáng)、 很弱等
His pulse raced as he faced the armed intruder. 他面對攜帶武器的闖入者, 頓時(shí)血脈僨張.
[attrib 作定語]
one's `pulse rate, ie the number of times per minute that one's heart beats, as felt at the wrist 脈率（按脈所得每分鐘的心跳數(shù)）.
(b) regular beat in music （音樂的）節(jié)拍
the throbbing pulse of the drums 鼓的打擊節(jié)拍.
2
(a) single vibration of sound, light, electric current, etc （聲波、 光波、 電流等的）一次脈動(dòng)
The machine emits sound pulses. 這臺機(jī)器可發(fā)出聲脈沖信號.
(b) (usu sing 通常作單數(shù)) series of these 連續(xù)的脈動(dòng); 脈沖波
The machine is operated by an electronic pulse. 這臺機(jī)器由電子脈沖信號操縱.
3 (idm 習(xí)語) feel/take sb's `pulse find out the speed of the heartbeat by feeling the pulse in the wrist and countingthe number of beats per minute 診脈; 按脈; 把脈. have/keep one's finger on the pulse => finger. pulse, v
(a) [I, Ipr] ~ (through sth) move with strong regular movements; beat or throb 強(qiáng)烈而有規(guī)律地跳動(dòng); 搏動(dòng); 振動(dòng)
The news sent the blood pulsing through his veins. 這消息使他的血液都沸騰起來了.
(fig 比喻) the life pulsing through a great city 大都市里緊張繁忙的生活.
(b) [I] = pulsate 1.
pulse n (usu pl 通常作復(fù)數(shù)) seed(s) of various plants (eg beans, lentils, peas), that grow in pods and are dried and used as food 豆類植物的種子; （用作食物的）豆子（如蠶豆、 扁豆、 豌豆）
Pulses are a good source of protein for vegetarians. 對於素食者來說, 豆類食物是蛋白質(zhì)的理想來源.