指南针

These orientations were obtained by astronomy, not by magnetic compass.

这些方位是通过天文学，而不是指南针而获取。

Drawing and mathematical instruments stencils, protractors, compasses etc.

trade 绘图和数学仪器(模板，量角器，指南针等)贸易

Lindbergh set a compass course for Paris.

lindbergh设定一个指南针，当然前往巴黎。

Pleasure is the rock which most young people split upon: they launch out with crowded sails in quest of it, but without a compass to direct their course, or reason sufficient to steer the vessel; for want of which, pain and shame, instead of pleasure, are the returns of their voyage.

享乐是使许多年轻人撞得头破血流的暗礁：他们启航去寻求享乐时让帆鼓胀得满满的，但却没有指南针指引航向，或没有足够的理智把握好舵，其结果是他们获得了痛苦与羞愧而非享乐。

The use of the compass to make up for the observation of celestial phenomena alone navigation deficiencies, creating a new era of all-weather navigation.

指南针的运用，弥补了仅仅靠观察天象导航的不足，开创了全天候导航的新时代。

Beckett: Jack, I've just recalled..

杰克，我刚想起来，我得到了一个了不起的指南针。

To pass beyond the pillars of Hercules, that is, to sail out of the Streights of Gibraltar, was, in the antient world, long considered as a most wonderful and dangerous exploit of navigation.

在有指南针之前，人们不敢远离海岸，而造船技术的不完美使他们远离狂暴的海浪。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。