b. Explain why the high-frequency sounds cannot be heard clearly when the central speaker is behind the screen, although the low-frequency sounds from the sub-woofer can be heard. 相关知识点: 试题来源: 解析 The high frequencies have a wavelength much less than the width of the TV (for ...
C.Through their varied swimming gestures. D.Through the echolocation. 相关知识点: 试题来源: 解析 A 选项中的through…sounds/gestures表明,本题考查做某事的方式。短文中提到,海豚和齿鲸是通过多种高频声音(throughawidevarietyofhigh—frequencysounds)来交流的,故答案为A)。反馈 收藏 ...
B.Through a wide variety of low-frequency sounds.C.Through a narrow range of high-frequency sounds.D.Through a narrow range of low-frequency sounds. 相关知识点: 试题来源: 解析 A [听力原文]How do the dolphins and toothed whales communicate ...
We discovered that, while confronting attacks by the Oriental hornet Vespa orientalis, Apis mellifera cypria honeybees engage in a distinct acoustic behaviour: they produce a characteristic hissing sound of unexpectedly high frequency. When recording and analysing these hissing sounds during an extended ...
with too was her childrenso little just do one help some when by time came oh called house make their asked made put looked Letters and sounds: High Frequency words Checklist (Next 200 common words in order) Water away how did would or home who bear cant things new everyone our play ...
【题目】Dogs can hear very high frequency sounds , _ peoplecan^4t . 相关知识点: 试题来源: 解析 【解析】答案:which.考查单词填空.根据句意及句子结构,要填入which,先行词very high frequency sounds在定语从句中作hear(can't后省略了hear)的宾语,用关系代词which. 反馈 收藏 ...
High Frequency Sounds 4+ Leafgreen Conçu pour iPad 4,1 • 15 notes Gratuit Captures d’écran iPad iPhone Description 听各种高频率的声音! 一个声音的音高是由声波频率决定。这些高频率的声音被迅速声波震动制成,而缓慢的振动创造低沉的声音。 随着年龄的增长,你的听觉能力下降,使你能少听到高音调...
60. They are pairs or groups of words that co-occur with very high frequency, such as '"interfere with". They are important in vocabulary learning to assist learners in committing these words to memory.( ) VI. Question and Answer (20 points) Directions:There are 2 questions in this secti...
解析 答案:which.考查单词填空.根据句意及句子结构,要填入which,先行词very high frequency sounds在定语从句中作hear(can't后省略了hear)的宾语,用关系代词which. 狗能听到很高频率的声音,这是人类听不到的. 反馈 收藏
B.Through a wide variety of low-frequency sounds. C.Through their varied swimming gestures. D.Through the echolocation. 温馨提示:仔细审题,沉着思考,认真答题,规范书写 正确答案 点击免费查看答案 试题上传试题纠错 TAGS 关键词试题汇总大全 本题目来自[12题库]本页地址:https://www.12tiku.com/newtiku/...