不足挂齿 not worth mentioning; nothing to speak of。
么 phr. isn't it。
非 pref. non-; un-; in-; il-; im-; ir-; dis-; a-; de-
为 prep. for; to; toward。v. support; stand for; do; a
初步澄清 Preliminary clarification
perspective n. （观察问题的）视角，观点；透视（画）法；（几何）透视关系，投影比例；洞察力
rotate v. （使）旋转，（使）转动；（人员）轮换，轮值；轮种，轮作；定期调换地点（或位
却步 v. hesitate; flinch; recoil; retreat; shrink back;
和 conj. and。adj. gentle; mild; kind; harmonious。v. d
手痛 chiralgia; cheiralgia。
awkward adj. 令人尴尬的，使人难堪的；难对付的，难处理的；局促不安的；不方便的；笨拙
抽查检验 snap check
控制器 n. controller; control; director。abbr. CU。
杀 v. kill; murder; slaughter; slay; execute; extermi
怀 n. bosom; mind。v. cherish; keep in mind; think of;