Chelicerata
螯肢动物亚门; 有螯肢亚门
🗣️ 情景例句
I care about more lockers for the teachers.
我关心教师要有更多的储物柜。
Tell us about your post-purchase servicing.
告诉我们有关你们售后服务的情况。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，