1·But when he was young, he was an ugly, rustiness and tongue-tied boy.
但小时候，他却是个相貌丑陋、声音沙哑、说话结结巴巴的孩子。
1·6 as for all machined surfaces without protective paint, metal protector or grease should be applied to avoid serious rustiness.
6对于所有机械加工的未涂防护漆的表面，应涂上金属防护剂或油脂，以防严重生锈。