lack of penetration

基本解釋

But the French side may bemoan a lack of penetration and risk-taking on their own patch when this tie draws to an end.
但法國(guó)球隊(duì)在自己的場(chǎng)地上也沒(méi)有什么穿透力和有威脅的進(jìn)攻。
forum.sports.sina.com.cn
Without disturbance of surface echo wave, defect wave is easily identified by using shear wave to detect lack of penetration in the root segment.
利用橫波檢測(cè)根部未焊透缺陷，無(wú)表面回波干擾，缺陷波容易識(shí)別。
In order to improve detection precision, the method of detecting T-type fillet weld lack of penetration height was discussed using ramp probe in the wing.
為提高檢測(cè)精度，探討了用斜探頭在翼板上檢測(cè)T型角焊縫未焊透高度的方法。

The resulting lack of competition may explain why no Scandinavian countries are in the top six for broadband penetration, despite having unusually high rates of Internet usage.
ECONOMIST: High-speed Internet access