birth rate什么意思？

Several factors have been adduced to explain the fall in the birth rate.有几个因素已被援引来说明出生率降低的原因。The UK has the highest birth rate among 15 to 19-year-olds in Western Europe.在西欧，英国女性在15到19岁之间生育率最高。Women's total birth - ...

birth rate的音标：birth rate的英式发音音标为：[bə:θ reit]birth rate的美式发音音标为：[bɚθ ret]...

birth rate的复数形式为：birth rates...

New recruits have been undergoing training in recent weeks.最近几周，新兵正在接受训练。This powerful drug is used to tranquilize patients undergoing surgery.这种强效药剂被用来麻醉手术病人。The runway of this airport is undergoing expansion to accommo...

布鲁斯已经上床睡觉了，但是他们把他又叫了起来。Bruce had gone to bed, but they rousted him out.睡觉吧。我明天还得忙呢。Go to sleep. I've got a long day tomorrow.最后我总算是把她打发上床睡觉了。I finally succeeded in packing her off to bed....

surtaxing的音标：...

n.（当众）侮辱，（故意）冒犯vt.公开侮辱，冒犯，面对，相遇...

laddic的音标：laddic的英式发音音标为：['lædɪk]laddic的美式发音音标为：['lædɪk]...

氯仿冰醋酸局部麻醉法...

adv.更可取地，更好地，宁可...

narcotic的音标：narcotic的英式发音音标为：[nɑ:'kɒtɪk]narcotic的美式发音音标为：[nɑr'kɑ'kɒtɪk]...

mammalogy的音标：mammalogy的英式发音音标为：[mæ'mælədʒɪ]mammalogy的美式发音音标为：[mæ'mælədʒɪ]...

电键组...

n.基础，基本原理...

uxorious的音标：uxorious的英式发音音标为：[ʌk'sɔ:rɪəs]uxorious的美式发音音标为：[ʌk'soʊrɪrs]...

n.（共产党）党组织成员（或官员）； （对上级或组织盲目服从的）统治机器工作人员，官僚...

n.斯特凡诺（意大利名）...

The colon, or large intestine, distends and fills with gas.结肠，或大肠，因充满气体而膨胀。The abdomen distends.腹部胀大。The noise level intensifies . The hollering of children deepens and distends into LOW EERIE HOWLS.噪音加大, 孩子们的叫喊声更为强烈,一直扩...