四分

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

时期还出现二、三、含微核的异常多。

Three quarters of the theatre was full.

剧院的座位坐满了之三。

She picked up an injury during the quarterfinal.

她在之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的卫。

A quarter of the local workforce is unemployed.

本地劳动力中有之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

呈面型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入的之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，钟这道关口已经被一代速度更快的运动员远远甩在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在钟内跑完一英里而载入。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

之一的坡度是指每前进米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数裂，细胞质裂属同时型，产生小孢子，为面形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色由一对染色单构成，这两条联合的染色称为。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:，TW：绒毡层细胞壁，V：液胞,D：高尔基，C：胼胝质壁，M：线粒。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数裂胞质裂为同时型,产生正面型。