The main stem will extend to around 12ft, if left to develop naturally.

如果任其自然生长，主干可以长到约12英尺。

柯林斯例句

The main stem and fruiting branches of determinant types remain relatively short.

有限生长类型的主茎和果枝仍然较短.

辞典例句

The main stem of a tree is a tapering geometricsolid.

树木的主干是一种有消度的几何体.

辞典例句

Cut the main stem about 12 to 15 centimeters below the head.

在菜尖下方12-15厘米处把主茎割断就可以了.

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This hormone flows down the main stem.

这种荷尔蒙会从主茎向下流.

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The main stem diameter of MSI was 1.22 cm , 0.88 cm more than that of CK.

MS1主茎粗1.22cm,CK为0.88cm,二者差异达到极显著水平.

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