查询词典 obtuse angle

Stamens shorter than or equaling perianth segments and arranged opposite them; filaments subulate or linear, united at base and usually forming a hypogynous disk, sometimes with interstaminal lobes; anthers dorsifixed, incumbent in bud, 2-locular, extrorse, or dehiscent by lateral, longitudinal slits, obtuse or appendaged at apex.

雄蕊较短于或等长于花被裂片并其对生；花丝钻形或线形，基部合生，通常形成下位花盘，有时有雄蕊间裂片；花药背着，在蓓蕾内，2室，向外，或侧向开裂，纵裂，顶部钝或者有附属物。

It is the first time that these phenomena were observed: Two nuclei are surrounded by plasma and locate at the central of the female gametophyte and the others nuclei are positioned at the fringe of the female gametophyte; Before the pollen tube enters the female gametophyte. the nuclei in chalazal end begin splitting of plasma and form multinuclear cell.4. The pollens of Gnetumc are spherical or applanate with single aperture. The ornamentation of exine is spine. The basis part of spine is lenience and the top part of spine is tip or obtuse sphere.

首次在买麻藤属植物的雌配子体中观察到2个游离核位于配子体的中央位置，且被一团原生质所包围的，其余的游离核位于边缘的现象以及花粉管进入雌配子体前，合点端的核已经发生胞质分裂形成多核细胞的现象 4、买麻藤的花粉近球形或扁平型，有单萌发孔，外壁表面具小刺状纹饰，小刺基部宽大，末端尖或钝圆。

Leaves alternate, sessile, terete, fleshy, base expanded, apex obtuse or aristate awned; leaf axil fascicular pilose.

叶互生，无柄，圆柱状，肉质，基部扩大的，先端钝或具芒；叶腋束状具柔毛。

Spikelets 3–4 mm, brown; callus hairs a little shorter than spikelet, brown; lower glume oblong-lanceolate, papery becoming herbaceous toward apex, back brown-hirsute, apex narrowly truncate; lower lemma 3/4 length of glumes; upper lemma oblong, obtuse and awnless or minutely mucronate, varying to shortly 2-toothed and awned from sinus; awn twisted, bent, up to 6 mm.

小穗3-4毫米，棕色；胼胝体毛一小短于小穗，棕色；狭的更低的颖片长圆状披针形，纸质的变得的草质的向先端，背面棕色具粗毛，先端截形；更低的外稃3/4段颖片；上面外稃长圆形，短尖的钝和awnless或微小的，变化随着短2齿和从那里凹缺；芒扭曲，弯曲，可达6毫米花粉囊3，1.6-2.2毫米。

Glumes (1–)3(–5), transitional with basal, sterile lemmas; lemma 7- to many veined, abaxially commonly puberulent and with distinct tessellation, adaxially slightly scabrous with minute setulae, apex acuminate with an awnlike point; palea conspicuously smaller than lemma or equaling in length but much narrower in upper florets, abaxially minutely setulate, 2-keeled, 2–4-veined between and beside keels, apex obtuse or emarginate; lodicules 3, membranous with thickened lower portion, 5–7-veined, margins ciliate, anterior pair of lodicules usually asymmetrical.

颖片(1-)3(-5)，基部，不育的过渡具；外稃7-在很多脉，背面通常被微柔毛并且有清楚棋盘花纹，有微小setulae，芒状点的先端渐尖正面有点粗糙；内稃显著但是非常在上面小花内狭窄的小于外稃或者等长，鳞被3，膜质具加厚更低的份，5-7脉，边缘具缘毛，前面的对鳞被通常不对称。

Filaments connate basally into a hyaline ring; anthers basifixed, linear, apex obtuse.

基部的花丝合生成为一透明的戒指；花药基着，线形，先端钝。

Petiole 2-6 mm; leaf blade ovate or elliptic, 3.5-7 × 2.5-4.5 cm, both surfaces glabrous, or abaxially sparsely villous along veins or densely white villous, base cuneate or broadly so, margin entire or serrate distally, apex acute or acuminate; leaves on flowering shoots with petiole 2-3 mm, leaf blade ovate, elliptic-lanceolate, or ovate-lanceolate, 1.5-4 × 0.5-1.5 cm, veins 3, basifugal, base cuneate or broadly so, margin subentire, apex obtuse or acute.

叶柄2-6毫米；叶片卵形或椭圆形， 3.5-7 * 2.5-4.5 厘米，两面无毛叶在花嫩枝具叶柄2-3毫米，叶片卵形上，椭圆状披针形，披针形或卵形， 1.5-4 * 0.5-1.5 厘米，脉，basifugal，基部楔形或宽楔形，边缘近全缘，先端钝或锐尖。

Leaves bipinnate, 10-25 cm long, usually with 2 pairs of pinnae, rachis often ending in a tendril; pinnae with 2-4pairs of leaflets and terminal tendrils; leaflets opposite, oblong or long obovate, 3-9cm long, 1.5-4cm wide, apex obtuse or emarginated, bas

叶为二回羽状复叶，长10-25厘米，叶轴先端常变为卷须，羽片通常2对，顶生1对羽片变为卷须；小叶2-4对，对生，长椭圆形或长倒卵形，长3-9厘米，宽1.5-4厘米，先端钝、微凹，基部略偏斜。

Leaf blade obovate to obovate-elliptic, margin biserrate but not lobed, apex obtuse to acute.

叶片倒卵形到倒卵状椭圆形，给镶边不过不裂，先端钝到锐尖。

Corolla broadly to narrowly campanulate, tube short, lobes 5(or 6), apex obtuse to acuminate.

钟状的花冠宽到狭，筒部短，裂片5或6，先端钝到渐尖。

He became prime minister in 1997 and won international acclaim for his role in the Northern Ireland peace process.

他在1997年成为总理，并且因为在北爱尔兰的和平进程中发挥的作用受到国际社会的赞许。

Mixed Page Sorting Method Using the cuttable user model, this thesis proposes a mixed page sorting method by using cutted user model in server-side and complete user model in client-side.

隐私分级利用的混合式页面排序方法针对个性化搜索中搜索结果排序的问题，本文利用隐私可控开放的用户偏好模型，提出一个在客户端和服务器端分步进行的隐私分级利用的混合式页面排序方法。