岷江流域蠛蠓三新种 ( 双翅目: 蠓科 )THREE NEW SPECIES OF LASIOHELEA FROM MINJIANG RIVER BASIN, SICHUAN ( DIPTERA: CERATOPOGONIDAE )我国库蠓四新记录 ( 双翅目: 蠓科 )FOUR NEW RECORDS OF CULICOIDES FROM CHINA ( DIPTERA: CERATOPOGONIDAE )库蠓属的两个新种 ( 双翅目...
I sit down, thread a needle, snip off an old button.我坐下来，穿好针，剪下一枚旧纽扣。He has now begun to snip away at the piece of paper.现在他已经开始剪这张纸。I had to take my little scissors and snip them away.我只好翻出小剪子把新睫毛都剪了....
注意那平坦的地势和肥沃的红土地。Notice the flatness and the rich, red earth.河水在平坦的河床上减慢了流速.The river slows on the flat bottom.我背着山走了不久,就发现了一条通往该村比较平坦的下山小路.Heading away from the mountains, I soon found an easier path leading downhill to ...
这个地区在20世纪90年代成了新的投资热点。In the 1990s the area became a magnet for new investment.眼下这个问题是争论的热点.This is an issue of great contention at the moment.我喜欢读热点新闻.I like reading hot news....
这些做法对于植物的能育性常有损害,这一点是无可置疑的.That these processes are often injurious to the fertility of a plant cannot be doubted.这样的杂交随时都会发现有合理的间型能育性.Such crosses are found to be reasonably interfertile....
已知活性炭对很多反应是一种极好的催化剂.Activated charcoal is known to be an excellent catalyst for many reactions.蒸气回收罐中充满了活性炭.The canister is filled with activated charcoal.活性炭罐蒸气排泄阀是由真空控制的.The canister vapor - vent value is operated by v...