phototaxis

/ˌfoʊtoʊˈtæksɪs/ /ˌfoʊtəˈtæksɪs/

Meanings

noun

趋光性，向光性

The movement of an organism either towards or away from a source of light

Examples :

"The algae exhibited positive phototaxis and moved towards the sunlight streaming through the window. "

这些藻类表现出正趋光性，朝着从窗户照进来的阳光移动。

Related Words

towards preposition

/tɘˈwoːdz/ /təˈwɔːdz/ /tʊˈwɔɹdz/

朝，向，往。

"She moved toward the door."

她朝门口走去。

organism noun

/ˈɔː.ɡən.ɪ.zəm/ /ˈɔɹ.ɡən.ɪ.zəm/

生物，有机体

"The single-celled organism was studied by the biology students in their science class. "

生物课上，生物系的学生们研究了这种单细胞生物。

through noun

/θɹuː/ /θɹu/

贯石, 穿石。

"The dry-stone wall used a large, flat through to support the top stones. "

这堵干砌石墙用了一块又大又平的贯石来支撑顶部的石头。

window noun

/ˈwɪndəʊ/ /ˈwɪndoʊ/

谷壳，谷糠

"To separate out the chaff, early cultures tossed baskets of grain into the air and let the wind blow away the lighter chaff."

为了分离谷壳，早期的人们会将装满谷物的篮子抛向空中，让风吹走较轻的谷壳。

source noun

/sɔːs/ /sɔɹs/

来源，出处。

"The accused refused to reveal the source of the illegal drugs she was selling."

被告拒绝透露她所贩卖的非法毒品的来源。

movement noun

/ˈmuːv.mənt/

运动, 移动

"I saw a movement in that grass on the hill."

我看到山坡上的草丛里有什么东西在动。

streaming verb

/ˈstɹiːmɪŋ/

流动，涌动。

"Sweat was streaming down his face after the intense workout. "

剧烈运动后，汗水像水流一样从他脸上淌下来。

exhibited verb

/ɪɡˈzɪbɪtɪd/

展出，陈列。

"He wanted to exhibit his baseball cards."

他想把他的棒球卡拿出来展览。

positive noun

/ˈpɒzɪ̈tɪv/ /ˈpɑzɪ̈tɪv/

实在的事物，真实的事物。

"The positive of finishing the project early is a bonus week of vacation. "

提前完成项目的好处是可以额外获得一周的假期，这是实实在在的。

either adverb

/ˈaɪð.ə(ɹ)/

也, 同样.

"My parents didn't want me to go to the party, and neither did my friends. "

我父母不想我去派对，我的朋友们也一样不想我去。

sunlight noun

/ˈsʌnˌlaɪt/

阳光，日光

"Sunlight on the skin gives you vitamin D."

阳光照射在皮肤上能让你获得维生素D。

light noun

/lʌɪt/ /laɪt/ [ɫɐɪ̯ʔ]

光，光线。

"As you can see, this spacious dining-room gets a lot of light in the mornings."

正如你所见，这个宽敞的餐厅早上能照进很多光线。