| 释义 |
[/pʌls; pʌls/] n 用法:
1 (usu sing 通常作单数) (a) regular beating of the arteries as blood is pumped through them by the heart, esp as felt at the wrist 脉搏:
have a low, irregular, strong, weak, etc pulse 脉搏很慢、 不规则、 很强、 很弱等 *
His pulse raced as he faced the armed intruder. 他面对携带武器的闯入者, 顿时血脉偾张. *
[attrib 作定语] one's `pulse rate, ie the number of times per minute that one's heart beats, as felt at the wrist 脉率（按脉所得每分钟的心跳数）.
(b) regular beat in music （音乐的）节拍:
the throbbing pulse of the drums 鼓的打击节拍. 用法:
2
(a) single vibration of sound, light, electric current, etc （声波、 光波、 电流等的）一次脉动:
The machine emits sound pulses. 这台机器可发出声脉冲信号.
(b) (usu sing 通常作单数) series of these 连续的脉动; 脉冲波:
The machine is operated by an electronic pulse. 这台机器由电子脉冲信号操纵. 用法:
3 (idm 习语) 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 诊脉; 按脉; 把脉. have/keep one's finger on the pulse => finger. pulse 2
v (a) [I, Ipr] ~ (through sth) move with strong regular movements; beat or throb 强烈而有规律地跳动; 搏动; 振动:
The news sent the blood pulsing through his veins. 这消息使他的血液都沸腾起来了. *
(fig 比喻) the life pulsing through a great city 大都市里紧张繁忙的生活.
(b) [I] = pulsate 1. pulse 3
[/pʌls; pʌls/] n (usu pl 通常作复数) seed(s) of various plants (eg beans, lentils, peas), that grow in pods and are dried and used as food 豆类植物的种子; （用作食物的）豆子（如蚕豆、 扁豆、 豌豆）:
Pulses are a good source of protein for vegetarians. 对於素食者来说, 豆类食物是蛋白质的理想来源. |