echolocation怎么读

英式音标：[ˌekəʊləʊˈkeɪʃn]

美式音标：[ˌekoʊloʊˈkeɪʃn]

echolocation基本解释

n. 回波定位；回声测距；回声定位能力（鲸和蝙蝠等所具备得一种机能）

echolocation的意思释义

n.

回声定位能力，回声定位法；

英英释义

n.determining the location of something by measuring the time it takes for an echo to return from it

同义词：echo sounding

echolocation用法及例句

双语例句

用作名词(n.)

Most bats navigate by echolocation.

蝙蝠是靠回声定位法来导航的。

例句参考

Echolocation of three Species of Sac-Winged Bats (Balantiopteryx)

Flexible bat echolocation: the influence of individual, habitat and conspecifics on sonar signal design

Molecular evidence regarding the origin of echolocation and flight in bats

Recognition of Species of Insectivorous Bats by Their Echolocation Calls

Temporal Variation in Activity of Bats and the Design of Echolocation-Monitoring Studies

Assessing bat detectability and occupancy with multiple automated echolocation detectors

Is species identity, sex, age or individual quality conveyed by echolocation call frequency in European horseshoe bats?

Measurements of atmospheric attenuation at ultrasonic frequencies and the significance for echolocation by bats

Time-Expansion and Zero-Crossing Period Meter Systems Present Significantly Different Views of Echolocation Calls of Bats

echolocation词源

echolocation (n.)

1944, from echo (n.) + location.

echolocation相关例句

1.These sounds are generally emitted through the mouth, but Horseshoe and leaf-nosed bats emit their echolocation calls through their nostrils, there they have basal fleshy horseshoe or leaf-like structures that are well adapted to function as megaphones.

这些声音一般通过口发出，但具有马蹄铁形和叶形鼻于的蝙蝠则通过鼻孔发出它们的回声定位叫声，在那里它们具有非常适合放大器功能的基本的肉质马蹄铁或叶状结构。

-- 来源 -- science - 汉英

2.Echolocation is a highly technical and interesting tactic.

回声定位是一项具有高度技术性和趣味性的手段。

-- 来源 -- science - 汉英

3.Echolocation, the active use of sonar along with special morphological and physiological adaptations, allows bats to \"see\" the world with sound.

主动应用声纳并与特殊形态学和生理学调节结合在一起的回声定位，使蝙蝠能用声音来“看”这个世界。

-- 来源 -- science - 汉英

4.Some bats have specialized structures for emitting echolocation calls.

一些蝙蝠已经把用于发出回声定位叫声的结构专门化了。

-- 来源 -- science - 汉英

5.Most bats produce echolocation sounds by contracting their larynx.

大多数蝙蝠通过收缩喉咙所发出的声音实现回声定位。

-- 来源 -- science - 汉英

6.Echolocation calls are usually ultrasonic ranging in frequency from 20 to 200 kilohertz (kHz), whereas human hearing normally tops out at around 20 kHz.

用于回声定位的叫声一般是20－200千赫之间的超声波，而人所能听到的较高频率在20千赫左右。

-- 来源 -- science - 汉英

7.In general, echolocation calls are characterized by their frequency, intensity in decibels (dB), and duration in milliseconds (ms) .

一般来说，用于回声定位的叫声是用它们的频率、强度（分贝）以及持续时间（毫秒）来表示特征的。

-- 来源 -- science - 汉英

8.Most Bats use echolocation to orient themselves and find prey. Wingspreads vary among species from 6 in. (15 cm) to 5 ft (1.5 m).

蝙蝠多藉回声定位捕食,体型大小差异极大,翼展从15公分～1.5公尺都有。

-- 来源 -- 英汉 - 翻译样例 - 生命

9.In terms of pitch, bats produce echolocation calls with both constant frequencies and varying frequencies that are frequently modulated.

关于音调，蝙蝠用恒定频率和频繁调整的变化频率发出回声定位的叫声。

-- 来源 -- science - 汉英

10.Any of various nocturnal flying mammals of the order Chiroptera, having membranous wings that extend from the forelimbs to the hind limbs or tail and anatomical adaptations for echolocation, by which they navigate and hunt prey.

蝙蝠一种翼手目的夜间飞行的哺乳动物，它们具有能从前肢伸到后肢或尾巴的膜状翅膀，其生理结构能够靠声波定位，并以此导航和捕食

-- 来源 -- 英汉 - 短句参考