珊瑚是由某些水螅体构成的.Coral is formed by certain types of polyp.水螅虫类生命循环中的无性生殖水螅虫.The asexual polyp in the life cycle of a hydrozoan.在南极边的威德尔海,一只水螅水母伸展它的冷光触须.A hydromedusa spreads its luminescent tentacles in the Weddell Sea near...
18岁及以上人群当中，有51万救济金申领者并非是失业者。Among those 18 and over, 510,000 benefit claimants were not unemployed.他仅仅是想引起人们对失业者困境的关注。He just wants to draw attention to the plight of the unemployed.我们想为失业者创造就业岗位。We want to create jobs f...