兴奋性刺激超过某一临界值以前毫无反应.Nothing happens until the excitatory stimulus exceeds a certain'threshold'value.临界点所对应的刺激强度为临界值.The ceitical valueis stimulus intensity corresponding to the critical point.因为9.55>3.78, 其中3.78...
It's very clear what the red-haired man means.这个红头发男人的意思很明显。Mr. Donaldson is tall, white - haired, and pleasant.董纳森先生身材高大, 白头发, 和颜悦色的.Local long - haired types and even a few tourists - pitch in to help from time to...
I'm afraid I made a pig of myself at dinner.恐怕我晚餐时吃得太多了。"A talking pig!" he exclaimed. "Well, I'll be darned."“一只会说话的猪!”他大声叫道，“哎呀，真是怪事。”I am not sure whether this was courage or pig-headedness.我不能肯定这是一种勇气，还是一种固...
It has liver protective effect, antitumor activities, therapy of cardiovascular etc.有保肝 、 抗肿瘤 、 治疗心血管病等作用.Objective To study the antitumor effect of PSP 94 - TNF α D 11 a fusion gene.目的 探讨人PSP94和肿瘤坏死因子α衍生物11a( TNFα D11a)...
我眼中有异物 ( 如小虫或灰尘 ).I've got a foreign body ( eg an insect or a speck of dirt ) in my eye.本产品可消除难以接近或接触的物体的静电或灰尘.The product can eliminate to Inaccessible or hard - to - reach objects of static or dust....
The western-most part of north Wales is a stronghold of Welsh-speakers.北威尔士最西部是说威尔士语人的聚居区。Welsh international Matthew Postle was third fastest at the halfway point.到半程时，威尔士的世界级选手马修·波斯特尔位居第三。Since the Sixties, afforestati...
He struggled to hold the bike down on the banked corners.拐过斜弯时他竭力将自行车把稳。George struggled wildly, going under and resurfacing at regular intervals.乔治疯狂地挣扎，不断在水面上浮浮沉沉。I struggled into a bathrobe and staggered down the stai...