Neonicotinoids are one of the most widely used classes of pesticide in the world .
新烟碱是目前全球使用最广泛的杀虫剂之一。
A few countries , including france , germany and slovenia , have already restricted the use of neonicotinoids because of worries about their effects on bees .
Corn , and plenty of other crops , use pesticides with chemicals known as neonicotinoids ( they affect neurons , and are similar to nicotine ) .
玉米等农作物使用一种叫做“新烟碱”的化学物作为杀虫剂（这种化学物类似尼古丁，会影响神经系统）。
Last month , the environmental protection agency was sued by a coalition of beekeepers , as well as representatives from the sierra club , the center for environmental health , and the center for food safety , for failing to protect bees by approving neonicotinoids without proper review .
