species n. 〔sing., pl.〕 1.種類;【生物學(xué)】(物)種。 2.【邏輯學(xué)】種。 3.【原子能】核素。 4.【法律】形式。 5.【宗教】圣餐物。 a species of folly 一種愚蠢行為。 the four species 【數(shù)學(xué)】四則,加減乘除。 The Origin of S- 《物種起源》〔Darwin 的名著〕。 the [our] species 人類。
tree n. 特里〔姓氏〕。 n. 1.樹〔主要指喬木,也可指較大的灌木〕。 ★玫瑰可以稱為 bush, 也可以稱為 tree. 2.木料,木材;木構(gòu)件;〔古語(yǔ)〕絞首臺(tái);〔the tree〕(釘死耶穌的)十字架;鞋楦。 3.樹形(物),世系圖,家系 (=family tree);【數(shù)學(xué)】樹(形);【化學(xué)】樹狀晶體。 a banana tree 香蕉樹。 an axle-tree 心棒,軸料。 a boot-tree 靴楦[型]。 a saddle-tree 鞍架。 at the top of the tree 在最高地位。 tree of Buddha 菩提樹。 tree of heaven 臭椿。 tree of knowledge (of good and evil) 【圣經(jīng)】知道善惡的樹,智慧之樹。 tree of life 生命之樹,生命力的源泉【植物;植物學(xué)】金鐘柏。 up a tree 〔口語(yǔ)〕進(jìn)退兩難,不知所措。 vt. 趕(獵獸等)上樹躲避;〔口語(yǔ)〕使處于困境;窮追;把鞋型插入(鞋內(nèi))。
For the majority of tree species this method appears to be very well suited . 對(duì)于大多數(shù)樹種來說,這個(gè)方法看來都是適合的。
Only a few forest tree species can develop viable seed from unpollinated ovules . 只有少數(shù)林木可以從未授粉的胚珠發(fā)育成有活力的種子。
Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos . 許多林木樹種都有頸卵器,受精以后便產(chǎn)生許多原胚。
Where forests are concerned, the difficulty is increased by the longevity and competitive capacity of dominant tree species . 只要哪里涉及森林,就由于優(yōu)勢(shì)樹種的長(zhǎng)命和競(jìng)爭(zhēng)力而增加困難。
A study on landscape tree species planning in kunming 昆明市園林樹種規(guī)劃研究
Transplantation technique of some big landscaping tree species 幾種綠化樹種大樹移栽技術(shù)
More than 390 native tree species have been recorded locally 本地共錄得逾390種本土樹木。
Reviews of research work on sap flow process in tree species sapwood 樹木邊材液流傳輸研究述評(píng)
The foundation of geographic information system about exotic tree species 外來樹種信息系統(tǒng)的構(gòu)建